Manual

2-8 Introduction
Publication 999-122 - January 1997
Servo Output Specifications
Dedicated Discrete I/O
Specifications
Number of
Servo Drive Outputs
2 (Axis 0 and Axis 1) IMC-S/232...models.
4 (Axis 0, 1, 2, and 3) IMC-S/234...models.
Type of Output Isolated analog voltage or current; individually field-configurable via
internal switch for each axis.
Output Range ±10 Volts DC or ±150 µA (minimum).
Resolution 16 bits, 305 µV or 4.58 µA per bit.
Output Impedance 220Ω resistive for voltage output; 56Ω maximum load impedance for
current output.
Output Offset ±80 µV maximum. Compensated to 0 volts via software setup procedure.
Number of
Dedicated Discrete
Inputs
10 (5 each for Axis 0 and 1) IMC-S/232...models.
20 (5 each for Axis 0, 1, 2, and 3) IMC-S/234...models
Dedicated
Discrete Input
Functions
Home Limit Switch,
Positive Overtravel Limit Switch,
Negative Overtravel Limit Switch,
Drive (Amplifier) Fault,
Position Registration.
Input Type Optically isolated.
Operating
Voltage
24 Volts DC nominal; 28V DC maximum.
24 Volts DC nominal; 28V DC maximum or 5 Volts DC nominal;
10V DC maximum for position registration inputs.
Input ON
Current
12 µΑ per input (nominal);
2.5 µΑ for position registration inputs.
Input
Impedance
2 kΩ (resistive) per input;
8.8 kΩ (resistive) for 24V position registration inputs.
Input Response
Time
5 µs maximum;
1 µs maximum for position registration inputs.
Number of
Dedicated
Discrete Outputs
4 (2 each for Axis 0 and 1)IMC-S/232...models.
8 (2 each for Axis 0, 1, 2, and 3)IMC-S/234...models.
Dedicated Discrete
Output Function
Drive (Amplifier) Enable.
Absolute Position Strobe.
Output Type Normally-open relay contacts (Drive Enable);
Optically isolated, floating, solid-state relay (Position Strobe).
Operating
Voltage
0.010 - 40 Volts DC; 24V DC nominal for drive enable outputs,
5.10± 0.10 Volts DC for position strobe outputs.
Output
Current
1 Ampere per output maximum for drive enable outputs;
10 µΑ per output maximum for position strobe outputs.