Wavelength Electronics LFI-3500 Series, User Manual

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14
Analog Interface Connector:
BNC & 15 pin D-sub plug
Pins 1 & 2: (Mod+, Mod-) External analog input. The BNC input
is in parallel, but isolated by two 1k
Ω
resistors. Either of the
inputs can be used, but not simultaneously.
Pins 3 & 4: (Boost+, Boost-) Booster output.
Pins 5 & 6: (Err+, Err-) Connect to LFI-4500 laser diode drivers.
Pin 7: (Error Detect) Error status.
Pin 8: (On/Off Detect) On/Off status.
Pin 9: (Common) Common for pins 7, 8, & 10.
Pin 10 : (Remote On/Off) Remote On/Off control.
Pin 11: (TE V) TE voltage monitor.
Pin 12 : (TE I) TE current monitor.
Pin 13 : (SET TEMP) Setpoint temperature monitor.
Pin 14 : (ACT TEMP) Actual temperature monitor.
Pin 15: (Monitor Common) Common for pins 11-14.
15 9
8 1
INPUT
ANALOG INTERFACE
ANALOG
50
Ω
Terminator