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Product Manual
PAC3200T
Measuring Devices 7KM
04/2017Edition
SENTRON
siemens.com/lowvoltage
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SENTRON
7KM measuring device
PAC3200T
Manual
04/2017
L1V30415168B-01
Introduction
1
Safety notes
2
Description
3
Mounting
4
Connection
5
Commissioning
6
Operation
7
Service and maintenance
8
Technical data
9
Dimension drawings
10
A
ppendix
A
Siemens AG
Division Energy Management
Postfach 32 20
91050 ERLANGEN
GERMANY
Document order number: 3ZW1012-7KM32-0AC1
Ⓟ 03/2017 Subject to change
Copyright © Siemens AG 2017.
All rights reserved
Legal information
Warning notice system
This manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent
damage to property. The notices referring to your personal safety are highlighted in the manual by a safety alert
symbol, notices referring only to property damage have no safety alert symbol. These notices shown below are
graded according to the degree of danger.
DANGER
indicates that death or severe personal injury will result if proper precautions are not taken.
WARNING
indicates that death or severe personal injury may result if proper precautions are not taken.
CAUTION
indicates that minor personal injury can result if proper precautions are not taken.
NOTICE
indicates that property damage can result if proper precautions are not taken.
If more than one degree of danger is present, the warning notice representing the highest degree of danger will
be used. A notice warning of injury to persons with a safety alert symbol may also include a warning relating to
property damage.
Qualified Personnel
The product/system described in this documentation may be operated only by personnel qualified for the specific
task in accordance with the relevant documentation, in particular its warning notices and safety instructions.
Qualified personnel are those who, based on their training and experience, are capable of identifying risks and
avoiding potential hazards when working with these products/systems.
Proper use of Siemens products
Note the following:
WARNING
Siemens products may only be used for the applications described in the catalog and in the relevant technical
documentation. If products and components from other manufacturers are used, these must be recommended
or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and
maintenance are required to ensure that the products operate safely and without any problems. The permissible
ambient conditions must be complied with. The information in the relevant documentation must be observed.
Trademarks
All names identified by ® are registered trademarks of Siemens AG. The remaining trademarks in this publication
may be trademarks whose use by third parties for their own purposes could violate the rights of the owner.
Disclaimer of Liability
We have reviewed the contents of this publication to ensure consistency with the hardware and software
described. Since variance cannot be precluded entirely, we cannot guarantee full consistency. However, the
information in this publication is reviewed regularly and any necessary corrections are included in subsequent
editions.
PAC3200T
Manual, 04/2017, L1V30415168B-01
5
Table of contents
1 Introduction ................................................................................................................................................ 7
1.1 Components
of the product ...................................................................................................... 7
1.2 Lates
t information ..................................................................................................................... 7
2 S
afety notes ............................................................................................................................................... 9
3 Descri
ption ............................................................................................................................................... 11
3.1 Features
.................................................................................................................................. 11
3.2 Measuri
ng inputs ..................................................................................................................... 13
3.3 Power demands and counters
................................................................................................ 16
3.3.1 Ac
quisition of power demand .................................................................................................. 16
3.3.2 Energy count
ers ...................................................................................................................... 17
3.4 Digital inputs
and outputs ....................................................................................................... 17
3.4.1 Digital Input
............................................................................................................................. 17
3.4.2 Digital output
........................................................................................................................... 18
3.5 Communic
ation ....................................................................................................................... 20
4 Mounting
.................................................................................................................................................. 21
4.1 Ins
tallation steps ..................................................................................................................... 22
4.2 Deins
tallation .......................................................................................................................... 22
5 Conne
ction .............................................................................................................................................. 23
5.1 Safety
notes ............................................................................................................................ 23
5.2 Connec
tions ............................................................................................................................ 24
5.3 Connec
tion examples ............................................................................................................. 25
5.4 Grounding of the Ethernet
cable ............................................................................................. 33
6 Commis
sioning ........................................................................................................................................ 35
6.1 Ov
erview ................................................................................................................................. 35
6.2 Apply
ing the supply voltage .................................................................................................... 36
6.3 Parameteriz
ing the device ...................................................................................................... 37
6.3.1 Setting bas
ic parameters with SENTRON powerconfig ......................................................... 38
6.3.1.1 Es
tablish connection to the device (via Ethernet) ................................................................... 38
6.3.1.2 Setting basic
parameters ........................................................................................................ 39
6.3.1.3 Trans
ferring the parameters to the device .............................................................................. 40
6.3.1.4 Further parameters
................................................................................................................. 41
7 Operation
................................................................................................................................................. 51
7.1 Dev
ice interface ...................................................................................................................... 51
7.1.1 Displays and operator
controls ............................................................................................... 51
Table of contents
PAC3200T
6 Manual, 04/2017, L1V30415168B-01
8 Service and maintenance ........................................................................................................................ 53
8.1 Calibration .............................................................................................................................. 53
8.2 Firmware updates
.................................................................................................................. 53
8.3 Troubles
hooting guide ........................................................................................................... 54
8.4 Wa
rranty ................................................................................................................................. 55
8.5 Dispos
al ................................................................................................................................. 55
9 Techni
cal data ......................................................................................................................................... 57
9.1 Tec
hnical data ........................................................................................................................ 57
9.2 Labeli
ng .................................................................................................................................. 64
10 Dimen
sion drawings ................................................................................................................................ 65
A Appendix ...............................................................
................................................................................... 67
A.1 Modbus T
CP .......................................................................................................................... 67
A.1.1 Func
tion codes ....................................................................................................................... 67
A.1.2 Modubs exception codes
....................................................................................................... 68
A.1.3 Modbu
s measured variables with the function codes 0x03 and 0x04 ................................... 69
A.1.4 Structu
re - Digital input status and digital output status with the function codes 0x03
and 0x04 ................................................................................................................................ 74
A.1.5
Structu
re - Device diagnostics and device status with the function codes 0x03 and
0x04 ....................................................................................................................................... 74
A.1.6
Modbus status parameters
with the function code 0x02 ....................................................... 75
A.1.7 Modbu
s settings with the function codes 0x03, 0x04 and 0x10 ............................................ 76
A.1.8 Modbu
s communication parameters with the function codes 0x03, 0x04 and 0x10 ............. 82
A.1.9 Modbu
s device information with the function codes 0x03, 0x04 and 0x10............................ 83
A.1.10 Modbus com
mand parameters .............................................................................................. 85
A.1.11 Modbu
s standard device identification with the function code 0x02 ...................................... 86
I
ndex ........................................................................................................................................................ 87
PAC3200T
Manual, 04/2017, L1V30415168B-01
7
Introduction
1
1.1 Components of the product
The package includes:
● 1 PAC3200T
● 1 set of PAC3200T Operating Instructions
Available accessories
● SENTRON powerconfig software
(https://support.industry.siemens.c
om/cs/document/63452759/update-version-
powerconfig-v3-5?dti=0&lc=en-WW)
● SENTRON powermanager software
(https://support.industry.siemens.c
om/cs/de/en/view/64850998)
1.2 Latest information
Up-to-the-minute information
You can find further support on the Internet at:
Website (http://www.siemens.de/lowvoltage/techni
cal-assistance)
Open source software
Information about the third-party software
This product, solution or service ("product") includes the third-party software components
listed below. This is either open source software that is licensed under a license approved by
the Open Source Initiative (www.opensource.org), or under a li
cense ("OSS") defined as
comparable by Siemens, and/or it is commercial software or freeware. With regard to the
OSS components, the relevant OSS license conditions take precedence over all other
conditions applicable to this product. SIEMENS makes the OSS components of this product
available to you at no extra cost.
Insofar as SIEMENS has combined or linked certain components of the product with OSS
components according to the definition of the applicable license, i.e. components that are
licensed under GNU LGPL Version 2 or a later version and insofar as use of the relevant
object file is subject to certain restrictions ("LGPL-licensed module", whereby the LGPL-
licensed module and the components to which the LGPL-licensed module is linked are
referred to hereafter as "linked product") and the relevant LGPL license criteria are met, you
are also permitted to (i) modify the linked product for your own purposes and, in particular,
you have the right to modify the linked product in order to link it to a modified version of the
Introduction
1.2 Latest information
PAC3200T
8 Manual, 04/2017, L1V30415168B-01
LGPL-licensed module, and to (ii) reverse-engineer the linked product, but solely for the
purpose of debugging your own modifications. The right to make modifications does not
include the right to distribute them. All information that you obtain from reverse-engineering
the linked product must be treated confidentially.
Certain OSS licenses obligate SIEMENS to publish the source code, e.g. the GNU General
Public License, the GNU Lesser General Public License and the Mozilla Public License.
Where these licenses are used and the product has not already been shipped with the
required source code, a copy of the source code can be requested by anyone during the
period specified in the applicable OSS license from the following address:
Siemens AG
Energy Management, Low Voltage & Products
Siemensstrasse 10
93055 Regensburg
Germany
Internet: Technical Assistance (https://support.industry.siemens.com/My/ww/en/
request
s)
Subject: Open source request (please state product name and version, as applicable)
SIEMENS can charge a fee of up to 5 euros for processing the request.
Warranty with respect to use of open source software
The warranty obligations of SIEMENS are governed by the terms of the contract with
SIEMENS. Modification of the product or the OSS components or use of them for a purpose
other than the purpose specified by SIEMENS shall exclude them from the warranty in which
case you will no longer have the right to technical support. The following license conditions
may include limitations of liability that shall apply between you and the respective licensor.
To avoid any misunderstanding, we hereby emphasize that SIEMENS shall not enter into
any warranty obligations in the name of or binding on a third-party licensor.
PAC3200T
Manual, 04/2017, L1V30415168B-01
9
Safety notes
2
Siemens offers products and solutions with industrial security functions that support the
secure operation of plants, systems, machines, and networks.
In order to protect plants, systems, machines and networks against cyber threats, it is
necessary to implement – and continuously maintain – a holistic, state-of-the-art industrial
security concept. Siemens’ products and solutions only form one element of such a concept.
The customer is responsible for preventing unauthorized access to its plants, systems,
machines and networks. Systems, machines and components should only be connected to
the enterprise network or the Internet if necessary and only to the extent necessary and with
appropriate protective measures (e.g. use of firewalls and network segmentation) in place.
Additionally, Siemens' guidelines on appropriate security measures should be observed. For
more information about industrial security, please visit
http://www.siemens.com/industrialsecurity.
Siemens’ products and solutions undergo continuous development to make them more
secure. Siemens strongly recommends applying product updates as soon as they are
available and always using the latest product versions. Using versions that are obsolete or
are no longer supported can increase the risk of cyber threats.
To stay informed about product updates, subscribe to the Siemens Industrial Security RSS
Feed at
http://www.siemens.com/industrialsecurity.
Note
Several protective mechanisms can be activated in the device.
In order to reduce the risk of manipulation occurring on devices, it is recommended that the
protective mechanisms available in the device are activated. See section "Security
(Page 11)".
Safety notes
PAC3200T
10
Manual, 04/2017, L1V30415168B-01
General safety notes
DANGER
Hazardous Voltage
Danger of death or serious injury.
Turn off and lock out all power supplying this device before working on it.
Safety-related symbols on the device
Symbol Meaning
(1)
Risk of electric shock
(2)
General Warning Symbol
(3)
Electrical installation demands technical competence
PAC3200T
Manual, 04/2017, L1V30415168B-01
11
Description
3
3.1 Features
The PAC3200T is a measuring device for measuring the basic electrical variables in low-
voltage power distribution. The device is capable of single-phase, two-phase, or three-phase
measurement and can be used in three- or four-wire TN, TT and IT networks.
The PAC3200T is mounted on a DIN rail.
Thanks to its large measuring voltage range, the PAC3200T measuring device can be
connected directly in any low-voltage system up to a rated voltage UL-L 480 V. X / 1 A and
x / 5 A current transformers can be used for current measuring. The integrated Ethernet
interface can be used for communication.
Measurement
● Measurement of all relevant electrical variables in an AC system.
Counters and power demand
● A number of energy counters record active, reactive and apparent energy.
● Calculation and storage of the last measuring period demand for active power and
reactive power for simple generation of load profiles using software (programmable
measurement period of between 1 and 60 min.).
Display and operator control
● LEDs for Ethernet, active energy, Power ON/OFF and overvoltage.
● SENTRON powerconfig from Version 3.7.
● SENTRON powermanager.
● Web server.
Purpose
● Use in TN, TT, IT networks.
Description
3.1 Features
PAC3200T
12 Manual, 04/2017, L1V30415168B-01
Interfaces
● Ethernet interface
● Digital Input
● Digital output
A description of the inputs and outputs can be found in section "Digital inputs and outputs
(Page 17).
Security
● Hardware write protection
● Password protection
● Modbus TCP port configurable
● HTTP port configurable
● DHCP protocol included
● SNTP protocol included
● Attachment of lead seals possible
A description of how to protect the device can be found in section "Further parameters
(Page 41)".
Note
It is recommended that the hardware write protection on the device is activated.
Description
3.2 Measuring inputs
PAC3200T
Manual, 04/2017, L1V30415168B-01
13
3.2 Measuring inputs
Current measurement
NOTICE
AC current measurement only
The device is not suitable for measuring DC current.
PAC3200T is designed for:
● Measuring current of 5 A for connecting standard current transformers. Each current
measuring input can take a continuous load of 10 A. A momentary overcurrent of up to
100 A and a duration of 1 s is possible.
The SENTRON powerconfig configuration software enables the current direction to be
changed individually for each phase. It is not necessary to change the terminal connections
of the current transformers in the event of connection errors.
Voltage measurement
NOTICE
AC voltage measurement only
The device is not suitable for measuring DC voltage.
PAC3200T is designed for:
● Direct measurement on the system or using voltage transformers. External voltage
transformers are required to measure higher voltages than the permissible rated input
voltages.
● Measurement voltage up to 277 V / 480 V. The device is designed for measuring input
voltages up to 277 V to the neutral conductor and for measuring input voltages up to
480 V to the external conductor.
Description
3.2 Measuring inputs
PAC3200T
14 Manual, 04/2017, L1V30415168B-01
Connection types
Five connection types have been provided. The device can measure in single-phase, two-
phase, or three-phase mode and can be used in three- or four-wire TN, TT and IT networks.
Table 3- 1 Available connection types
Short code Connection type
3P4W (factory setting) 3 phases, 4 conductors, unbalanced load
3P3W 3 phases, 3 conductors, unbalanced load
3P4WB 3 phases, 4 conductors, balanced load
3P3WB 3 phases, 3 conductors, balanced load
1P2W 1 phase, 2 conductors, unbalanced load
The input circuit of the device must correspond to one of the connection types listed. Select
the suitable connection type for the purpose.
You can find connection examples in the chapter "Connection".
NOTICE
The wrong system connection can destroy the device
Before connecting the PAC3200T, you must ensure that the local power supply conditions
agree with the specifications on the type plate.
The short code of the connection type must be entered in the device settings at startup. You
can find the instructions for parameterizing the connection type in the chapter
"Commissioning".
Availability of the measured variables depending on the connection type
The table below shows which measured values can be read out, depending on the
connection type.
Table 3- 2 Measured variables depending on the connection type
Connection type
Measured variable
3P4W 3P3W 3P4WB 3P3WB 1P2W
Voltage L
1-N
✓ - ✓ - ✓
Voltage L
2-N
✓ - - - -
Voltage L
3-N
✓ - - - -
Average voltage L
1-N
, L
2-N
, L
3-N
✓ - - - -
Voltage L
1-2
✓ ✓ - ✓ -
Voltage L
2-3
✓ ✓ - ✓ -
Voltage L
3-1
✓ ✓ - ✓ -
Average Voltage L
1-2
, L
2-3
, L
3-1
✓ ✓ - ✓ -
Current L
1
✓ ✓ ✓ ✓ ✓
Current L
2
✓ ✓ - - -
Description
3.2 Measuring inputs
PAC3200T
Manual, 04/2017, L1V30415168B-01
15
Connection type
Measured variable
3P4W 3P3W 3P4WB 3P3WB 1P2W
Current L
3
✓ ✓ - - -
Average current L
1
, L
2
, L
3
✓ ✓ - - -
Apparent power L
1
✓ - ✓ - ✓
Apparent power L
2
✓ - - - -
Apparent power L
3
✓ - - - -
Active power L
1
✓ - ✓ - ✓
Active power L
2
✓ - - - -
Active power L
3
✓ - - - -
Reactive power L
1
✓ - ✓ - ✓
Reactive power L
2
✓ - - - -
Reactive power L
3
✓ - - - -
Total apparent power ✓ ✓ ✓ ✓ ✓
Total active power ✓ ✓ ✓ ✓ ✓
Total reactive power ✓ ✓ ✓ ✓ ✓
Power factor L
1
✓ - ✓ - ✓
Power factor L
2
✓ - - - -
Power factor L
3
✓ - - - -
Total power factor ✓ ✓ ✓ ✓ ✓
Frequency ✓ ✓ ✓ ✓ ✓
THD voltage L
1
✓ - ✓ - ✓
THD voltage L
2
✓ - - - -
THD voltage L
3
✓ - - - -
THD current L
1
✓ ✓ ✓ ✓ ✓
THD current L
2
✓ ✓ - - -
THD current L
3
✓ ✓ - - -
Active energy import ✓ ✓ ✓ ✓ ✓
Active Energy Export ✓ ✓ ✓ ✓ ✓
Reactive Energy Positive ✓ ✓ ✓ ✓ ✓
Reactive Energy Negative ✓ ✓ ✓ ✓ ✓
Apparent Energy ✓ ✓ ✓ ✓ ✓
Voltage unbalance ✓ ✓ - - -
Current unbalance ✓ ✓ - - -
Universal counter ✓ ✓ ✓ ✓ ✓
Operating hours counter ✓ ✓ ✓ ✓ ✓
Description
3.3 Power demands and counters
PAC3200T
16 Manual, 04/2017, L1V30415168B-01
3.3 Power demands and counters
3.3.1 Acquisition of power demand
Values that can be read out
PAC3200T supplies the power demand of the last completed measuring period:
● Mean values for active power and reactive power, separated in each case for import and
export
● Minimum and maximum active power and reactive power
● Length of the demand period in seconds. The period may be shorter for reasons of
external synchronization.
● Time in seconds since the last synchronization or since completion of the last period.
Example: Period length and length of the demand period
Period length: 15 minutes; time of day: 13:03; time in seconds: 180 s.
The following can be calculated from this: The last demand period ended at 13:00. The
active demand period will end at 13:15 or in 12 minutes.
Availability
Note
The power demand of the last measuring period can only be fetched during the current
measuring period.
Adjustable parameters
● Time interval in minutes: 1 to 60 min adjustable, default 15 min
Description
3.4 Digital inputs and outputs
PAC3200T
Manual, 04/2017, L1V30415168B-01
17
3.3.2 Energy counters
Energy counters
Available energy counters of the PAC3200T:
● Active energy import and export
L1, L2, L3, Σ for two tariffs each
● Reactive energy import and export
L1, L2, L3, Σ for two tariffs each
● Apparent energy:
L1, L2, L3, Σ for two tariffs each + total from both tariffs
● Active energy Σ:
Secondary value (ignoring the transformer ratios), no tariff.
3.4 Digital inputs and outputs
The PAC3200T has the following inputs/outputs:
● 1 digital input
● 1 digital output
3.4.1 Digital Input
Function
The following functions can be assigned to the digital input:
● Status monitoring: Capturing statuses of connected signal encoders
● Tariff switching for two-tariff counters
● Synchronization of the measuring period by means of the synchronization pulse of a
system control center or other device.
● Input for energy pulses (S0 interface)
Description
3.4 Digital inputs and outputs
PAC3200T
18 Manual, 04/2017, L1V30415168B-01
(1) External voltage power supply, max. 30 V, typically 24 V
(2) Input electronics
Figure 3-1 Block diagram: Digital inputs
3.4.2 Digital output
Functions
The following functions can be assigned to the digital output:
● No function, output is not used (default setting)
● Energy pulse output, programmable for active or reactive energy
● Indication of the direction of rotation
● Operating state display of the device
● Signaling of limit violations
● Switching output for remote control via the interface
Figure 3-2 Block diagram: Digital outputs
Wiring
The digital output is passive and implemented exclusively as a switch.
Implementation of the pulse function corresponds to the IEC 62053-31 standard.
Description
3.4 Digital inputs and outputs
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19
Pulse length, turn-off time
(1) Pulse length
(2) Turn-off time
Figure 3-3 Pulse length and turn-off time
● Pulse length:
Time for which the signal at the digital output is "high". The minimum pulse length is
30 ms and the maximum 500 ms.
● Turn-off time:
Time for which the signal at the digital output is "low". The turn-off time depends on the
measured energy, for example, and can be days or months.
● Minimum turn-off time:
The minimum turn-off time corresponds to the programmed pulse length. 30 ms is the
absolute minimum.
Description
3.5 Communication
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20 Manual, 04/2017, L1V30415168B-01
3.5 Communication
The device is equipped with the Ethernet interface.
The Ethernet interface facilitates communication via the following protocols:
● Modbus TCP
Protocol can be used for reading out the measured values and device configuration.
● Web server (HTTP)
Protocol can only be used for reading out the measured values.
● SNTP
Protocol is used for transmitting the time and for synchronization.
● DHCP
Protocol can be used for reading out the measured values and device configuration.
Network settings are assigned automatically.
/
