Meinberg TCR170PEX User Manual
Page 27
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GENERATOR OUTPUTS:
modulated output:
unbalanced sine carrier, 1 kHz
3V
pp
(MARK), 1V
pp
(SPACE) into 50
Ω
unmodulated outputs (DCLS):
TTL into 50
Ω
RS-422
active high or low selectable by jumper
optical output (option):
optical power:
typ. 15µW
optical connector:
ST-connector
for GI 50/125µm
or GI 62,5/125µm
gradient fiber
PULSE OUTPUTS:
three programmable outputs, TTL level
Default settings:
active only ‚if sync‘
PPO0:
change of second (PPS)
pulse duration 200 msec
valid on rising edge
PPO1:
change of minute (PPM)
pulse duration 200 msec
valid on rising edge
PPO2:
DCF77 simulation
SERIAL PORT:
configurable RS-232 interface
baudrates:
300 Bd...38400 Bd
framing:
7E2, 8N1, 8N2, 8E1
mode of operation:
string per second
string per minute
string on request
time telegram:
Meinberg Standard,
Uni Erlangen, SAT,
Capture Telegram
CAPTURE INPUTS:
triggered by falling TTL slope
pulse repetition time: 1.5 msec min.
resolution:
800 nsec
output of trigger event via PCI-bus or serial
interface