KROHNE OPTITEMP TT 12 C Quick start guide

KROHNE
Brand
KROHNE
Model
OPTITEMP TT 12 C
Type
Quick start guide

KROHNE OPTITEMP TT 12 C is a programmable 2-wire transmitter designed for Pt100 and Pt1000 input. It is commonly used for temperature measurement applications and is often installed inside connection heads type DIN B or larger.

Key features and capabilities of the KROHNE OPTITEMP TT 12 C include:

  • Easy configuration via NFC® communication: using the OPTICHECK Temperature Mobile app, you can easily configure the transmitter from your mobile device.
  • Compact design: the TT 12 C is designed to fit inside connection heads type DIN B or larger, making it suitable for space-constrained applications.

KROHNE OPTITEMP TT 12 C is a programmable 2-wire transmitter designed for Pt100 and Pt1000 input. It is commonly used for temperature measurement applications and is often installed inside connection heads type DIN B or larger.

Key features and capabilities of the KROHNE OPTITEMP TT 12 C include:

  • Easy configuration via NFC® communication: using the OPTICHECK Temperature Mobile app, you can easily configure the transmitter from your mobile device.
  • Compact design: the TT 12 C is designed to fit inside connection heads type DIN B or larger, making it suitable for space-constrained applications.
Quick Start
For initial set up, we strongly recommend that you also refer to the relevant manual!
05/2020 – 4008215801 – QS OPTITEMP TT 12 C R01 en
1
OPTITEMP TT 12 C
Programmable 2-wire transmitter
For Pt100 and Pt1000 input
Installation, assembly, start-up and maintenance may only be performed by appropriately trained personnel.
Check the nameplate for operating conditions.
Instruments must not be connected to power supply before reading instructions described in the manual.
The responsibility as to the suitability, intended use of this device rests solely with the operator.
For complete documentation (manuals, supplementary manuals, data sheets and certificates) please refer to
www.krohne.com/Downloads.
1 Installation
•The TT 12 C is designed to fit inside connection heads type DIN B or larger.
•A convenient way to install the transmitter is to use the mounting kits for in-head and DIN rail
mounting. In order to minimize measuring errors make sure the connecting screws are tightened
enough, 0.5-0.6 Nm.
•Connect input, output and power supply according to “Electrical connection”.
•The transmitter is configured from a mobile device via NFC® communication, by using the app
OPTICHECK Temperature Mobile. The app is avaiable for free download on App Store and
Google Play™.
Ambient temperature
Transmitter Tmin. Tmax.
[°C] [ °F] [°C] [ °F]
TT 12 C -40 -40 +85 +185
Factory settings
Input Pt100 3W, 0 to 100 °C (equivalent to 212°F)
Output 4 to 20 mA
Filtering level Response time 0.9 s
Sensor error indication Upscale
.
Installation procedure: Step 1
1. Place the transmitter on the clip.
2. Press down the transmitter until it is attached to the clip.
Screw the transmitter on to the clip.
Installation procedure: Step 2
1. Hook one end of the clip into the rail.
2. Push the other end down until it snaps onto the rail.
3. Release by pushing the hook and at the same time lift the
clip out of the rail.
How to mount on a DIN-rail adapter
Head mounting
05/2020 – 4008215801 – QS OPTITEMP TT 12 C R01 en
2
2 Electrical connection 3 Quick Setup
Contact
To view all KROHNE locations and contact details visit:
www.krohne.com
Then “Select your country“ from the drop down list at the
top left of the page
1. Make sure that you have a mobile device with NFC® communication activated.
2. Download the app OPTICHECK Temperature Mobile to your mobile device.
Required versions:
iOS
iOS
13 or later /
Iphone® 7 or later for NFC®
Android™
Android™ 4.4 or later
Configuration procedure:
1. Launch the app by clicking on the App icon (for Iphone®) or holding your mobile device against
the transmitter on the part of the device where NFC® is located (for Android™).
2. Click on “Read Configuration” and hold your mobile device against the transmitter as explained
in the first section.
3. In the app you can edit the following:
a. Sensor type and number of wires
b. Measuring range
c. Upscale or downscale sensor error indication
d. Filter level
e. TAG
f. Password
4. Once you have set the desired values in the app, you transfer it to the transmitter by clicking the
transfer button and holding the mobile device against the transmitter until a green check box
appears confirming that the transfer has been completed.
DANGER!
All work on the electrical connections may only be carried out with the power disconnected.
Observe the national regulations for electrical installations.
RLoad (Ω)
Supply voltage U (VDC)
Maximum load depending on power
supply. Formula for the max. permissible
output load for TT 12 C:
RLoad = (U-6)/0.022
Output load diagram
RTD
RTD
RTD
Pt100 / Pt1000
2-wire connection
Pt100 / Pt1000
3-wire connection
Pt100 / Pt1000
4-wire connection
* Connect terminals 1 and 2.
Make the connection as short as possible.
Electrical connection of TT 12 C transmitter Connection diagram of TT 12 C transmitter
Out Load
Output
Input
  • Page 1 1
  • Page 2 2

KROHNE OPTITEMP TT 12 C Quick start guide

KROHNE
Brand
KROHNE
Model
OPTITEMP TT 12 C
Type
Quick start guide

KROHNE OPTITEMP TT 12 C is a programmable 2-wire transmitter designed for Pt100 and Pt1000 input. It is commonly used for temperature measurement applications and is often installed inside connection heads type DIN B or larger.

Key features and capabilities of the KROHNE OPTITEMP TT 12 C include:

  • Easy configuration via NFC® communication: using the OPTICHECK Temperature Mobile app, you can easily configure the transmitter from your mobile device.
  • Compact design: the TT 12 C is designed to fit inside connection heads type DIN B or larger, making it suitable for space-constrained applications.
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