EndRun Meridian II, User Manual

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M e r i d i a n I I U s e r M a n u a l 102
C H A P T E R T E N
103 M e r i d i a n I I U s e r M a n u a l
R E A R - P A N E L I / O
Programmable Pulse Output (PPO) Option
The PPO Option provides user-selectable, on-time pulses at decade rates from 1 PPS to 10 MPPS (1,
10, 100, 1k, 10k, 100k, 1M, 10 MPPS). Other selections are 1PP60S (pulse per 60 seconds, on the
minute), 1PP2S (pulse per 2 seconds, on the even second), and Inverted 1 PPS (falling edge on-time).
For details on signal definition see
Appendix K - Specifications, Optional Programmable Pulse Out-
put on CPU Module .
View and Change the PPO
On the front-panel display traverse to the Main Menu and then to CPU_I/O. This display lists any
connector on the CPU Module that has an optional I/O signal. Connectors are identified as A, B or C.
Select the particular connector (I/O-A, I/O-B or I/O-C) to see which signal is installed. To change the
PPO pulse rate press EDIT.
CPU MODULE
EXAMPLE (2U)
FOUR OPTIONAL
OUTPUTS AVAILABLE
ON BNC C, D, E, F.
BNC G IS RESERVED.
CPU MODULE
EXAMPLE (1U)
ONE OPTIONAL
OUTPUT AVAILABLE
ON BNC C.
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