PSI System Controls and Diagnostics
A500 User Manual
A500_UM_090115 Page 37 of 61
TX TX
TX TX
TX TX
TX TX
TX TX
Ten additional fiber-optic transmitters for individual special functions.
11.1.3 Optional gate inputs
Four Lemo 00 coax sockets for gate input signals. TTL levels, 50 ohm terminated. Center pin
signal, screen ground. -G and –GC options only.
1
2
3
4
11.1.4 Optional fast scaler inputs
Ten Lemo 00 coax sockets for gate input signals, 50 ohm terminated.. Double amplitude NIM
levels, -32 mA to give -1.6 V in 50 ohms. Minimum signal amplitude to Center pin signal,
screen ground. –GC option only.
1
2
3
4
5
6
9
10
7
8
11.2 Rear panel connectors
11.2.1 Power input
2.1 mm threaded jack. To mate with Switchcraft S761K or equivalent
Center pin: +24VDC
Outer: 0V
11.2.2 Ground lug
M4 threaded stud. To mate with M4 ring lug.