Mobatime 122031, Mounting And Instruction Manual

Page: 116 / 124

© MOBATIME 116 / 124 801214.10
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Receivers / antennas GPS-Module with GPS, Glonass, Beidou included
External GPS-Antenna (PCTel) connected to GPS RF input
Time signal outputs NTP V4 for slave clocks (unicast and multicast)
1 x IRIG-B output (analog and digital)
1 x Pulse / frequency output over RS 422,
opto-coupler (current loop passive)
2 x Pulse / frequency output, BNC 50Ohm
1 x DCF current loop interface passive
2 x Script files configurable time telegrams on RS 232, RS 422 (only send)
and RS 485
1 x E1 signal output over BNC (unbalanced) and RJ48 (balanced)
DCF output DCF time code, time zone selectable
Max. time deviation with GPS source: +/- 10 µs, jitter < 10 µs
DCF time code passive current interface:
Vmax = 30 VDC, I
on
= 10..15 am, I
off
< 0.1 mA @20VDC
Pulse / frequency output 1 output for technical impulses:
10MHz, 2048kHz, 2Hz or 1 PPS (Pulse per second) possible
3 different electrical outputs with the same signal:
- passive current loop output, opto-coupler: I
max.
=10 mA / U
max.
=50 VDC
- RS422
- BNC connector 50 Ohms (no load: 5 V, with 50 Ohms load: 2.5 V)
10MHz output 1 outputs for technical impulses, BNC connector 50 Ohms
10MHz, 2048kHz, 2Hz or 1 PPS (Pulse per second) possible
(no load: 5 V, with 50 Ohms load: 2.5 V)
IRIG-B output 1 high precision IRIG output, available as analog and digital signals.
Accuracy of the signal according to standard:
DC level pulse rise time between the
10% and 90% amplitude points:
≤ 1 µs
Jitter modulated at carrier frequency:
≤ 1%
DC level jitter pulse-to-pulse:
≤ 200 ns
Line mode: IRIG-B122, IRIG-B Std 12h (B122), IRIG-E122 DIEM,
IRIG-B123, IRIG-B DIEM, AFNOR A, AFNOR C, DCF-FSK,
IRIG-B126 (127),
IRIG-B002, IRIG-B003, IRIG-B006 (007)
IRIG analog: output voltage level
(R
L
=50 Ohm): 0.1 – 4 Vpp (configurable)
SNR
|dB
: typical >= 40dB
Impedance: Ri < 50
Ω
IRIG digital: 50
Ω
TTL driver output
Serial interfaces (2x) 2 lines for telegram output, RS232 or RS485
(back side) 300-38400 Bauds, 7 or 8 Data bits, Parity: no, even, odd,
Stop bit: 1 or 2, no flow control
The description of the telegram function is provided in Appendix E.
E1 signal output 1 line for E1 signals
BNC (RX/TX) 75 Ohms and RJ48 120 Ohms