12 Attachment: Technical Information
12.5.3 GPS Clock
Receiver:
12 channel GPS C/A-code receiver
Accuracy
Depends on oscillator option:
of pulse outputs:
< +-100 ns (TCXO, OCXO LQ)
< +-50 ns (OCXO-SQ, -MQ, -HQ, -DHQ)
Antenna Cable:
shielded coax
Cable Length:
max. 300 m to RG58,
max. 700 m to RG213
Antenna Connector:
BNC female
Input GPS:
Antenna circuit
1000 V DC insulated
Local Oscillator
to Converter Frequency:
10 MHz
1
First IF Frequency:
35.4 MHz
1
1) these frequencys are
transfered via the antenna cable.
Power Requirements:
15 V, 100 mA (via antenna cable)
LED Indicators
Init:
blue:
while the receiver passes through
the initialization phase
green:
the oscillator has warmed up
Nav. Solved: green:
positioning successfully
Ant. Fail:
red:
antenna faulty or not connected
Fail:
red:
time has not synchronized
GPS
180
Antenna
Init.
Nav
.
Ant.
F
ail
C O M
Pin Assignment of the DSUB9 Connectors (male):
Pin 2: RxD
Pin 3: TxD
Pin 5: GND
LANTIME IMS-M500
Date: 9th June 2016
27
Содержание LANTIME IMS-M500
Страница 1: ...MANUAL LANTIME IMS M500 Modular Railmount NTP Server 9th June 2016 Meinberg Radio Clocks GmbH Co KG ...
Страница 2: ......
Страница 3: ...Front view Frontansicht LANTIME IMS M500 ...
Страница 4: ...Bottom view Ansicht Unterseite LANTIME IMS M500 ...
Страница 62: ...56 Date 9th June 2016 LANTIME IMS M500 ...
Страница 63: ......