Spectracom SAS17E, Руководство пользователя

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EPSILON Switch & Amplifier System E Spectracom Corporation
User’s Manual 2-2
2.3 2.3 2.3 2.3 Input Signals Input Signals Input Signals Input Signals
Connector
ESAS
Electrical Characteristics
Frequency_In
external clock A
J1 BNC Female:
- Core: Sine-wave signal
Frequency: 1MHz up to 16MHz
Level : 0dBm up to +17dBm
- Braid: electrical ground
Frequency_In
external clock B J26
1PPS_In
external clock A J2 BNC Female:
- Core: periodic pulse
period : 1s
High Level: > 2.4V load 50
Ω
low Level : < 0.7V load 50
Ω
- Braid: electrical ground
1PPS_In
external clock B
J25
ToD_In
external clock A J3 Mini Din 6 pins Female:
Pin number:
1: Reserved 4: NC
2: Reserved 5: Electrical ground
3: Electrical ground 6: Message input (*)
ToD_In
external clock B
J24 (*): level RS232C, ASCII message
ALARM_In
external clock A
J4 Jack 3,5mm Mono Female:
Input for open collector (current drive: 0,5mA) or
for relay contact
Braid: Electrical ground
ALARM_In
external clock B J23
External Signals_In
external clock A J3 Mini Din 6 pins Female:
Pin number:
1: External_signal 1 4: NC
2: External_signal 2 5: Electrical ground
3: Electrical ground 6: Reserved
Characteristic: 30VA / 250V max.
External Signals_In
external clock B J24