Meinberg GPS180XHS User manual

MANUAL

GPS180XHS

Railmount GPS Receiver

Table of Contents

1 Impressum 1

2 Content of the USB stick 2

3 General information about GPS180XHS 3

4 General Information GPS 4

5 Block diagram GPS180XHS 5

6 GPS180 Features 6

7 Installation 7

8 The Front Panel Layout 11

9 Technical Speciﬁcations GPS180XHS 13

10 Options 28

1 Impressum

2 Content of the USB stick

3 General information about GPS180XHS

19..72VDC 100..240VAC 100..240VDC

GPS180DHS X

GPS180AHS X

GPS180DAHS X X

4 General Information GPS

5 Block diagram GPS180XHS

RS232

driver

IF-circuit

microcontroller

with RTC and

Flash EPROM

master

oscillator

correlator

D/A-converter

FPGA

programmable

logic

SRAM

data memory

antenna power

internal power

sample

clock

data

clock

control

voltage

data

addr/data

addr/data/control

Tx/Rx

optional

lightning

protector

antenna/

converter

unit

power supply

GPS-signal (IF)

LO-frequency

RG58-cable up to 250 meters

without additional amplifier

RS232 COM0

power

19-72VDC (DHS)

100-240VAC (AHS)

100-240VDC (DAHS)

GPS180xHS

6 GPS180 Features

6.1 Time Zone and Daylight Saving

6.2 Asynchronous Serial Port

7 Installation

7.1 Skilled/Service-Personnel only: Replacing the Lithium Battery

7.2 Power supply

7.3 Mounting the GPS Antenna

◦

◦ ◦

7.3.1 Example:

7.3.2 Antenna Short-Circuit Assembly with surge voltage protection

free view to the sky!

Surge Voltage Protector

connect to earth by using the mounting bracket.

GPS

Antenna

s

S

a

t

P

e

l

i

G

t

e

a

n

t

e

n

a

n

As short as possible!

cable slot

Ground lead to PE Rail

(Protective Earth)

- fastened

with cable shoe

2

Cable / 16mm

Meinberg GPS

N-Norm male female

or BNC male female

N-Norm male

N-Norm female

N-Norm male

N-Norm female

N-Norm male

7.4 Powering Up the System

µ

8 The Front Panel Layout

8.1 FAIL LED

8.2 LOCK LED

8.3 SUB-D Connector Assignments

RS-232

COM0

TxD

RxD

GND

1

6

5

9

8.4 Front views

RS-232

COM 0

500mA SB

F

A

I

L

O

C

K

+ Vin

- Vin

GPS

Ant

1

6

5

9

19-72VDC

GPS180DHS

RS-232

COM 0

500mA SB

F

A

I

L

O

C

K

GPS

Ant

1

6

5

9

100-240VAC

47-63Hz

GPS180AHS

RS-232

COM 0

500mA SB

F

A

I

L

O

C

K

100-240 VDC

85-264 VAC

+ Vin

- Vin

GPS180DAHS

GPS

Ant

1

6

5

9

9 Technical Speciﬁcations GPS180XHS

◦

9.1 Technical Speciﬁcations GPS Antenna

◦

4444

240240

140140

450450

7070

M6M6

180180

6868

8484

66

9.2 Time Strings

9.2.1 Format of the Meinberg Standard Time String

9.2.2 Format of the Meinberg GPS Time String

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Meinberg GPS180XHS User manual

Meinberg GPS180XHS User manual

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