Eurotherm 590SP, Product Manual

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Appendix A Technical Description
A
590SP Digital Product Manual
App. A - 7
Power Connections
Number
Name Purpose
A+ Ar Motor connection for armature, positive
A- Armature - Motor connection for armature, negative
DB+ Dynamic Brake + Dynamic Brake connection, positive (DRV units only)
F+ F+ Motor connection for field, positive (DRV units only)
F- F- Motor connection for field, negative (DRV units only)
G Ground, supply Ground connection for input supply
G Ground, motor Ground connection for motor ground (DRV units only)
L1 Line 1 input supply - single phase line
L2 Line 2 input supply - single phase neutral
1 M contact Normally open auxiliary contact (DRV units only)
2 M contact Normally open auxiliary contact (DRV units only)
TERMINAL SPECIFICATIONS
The following sections list the specifications for the input and output terminals.
Analog Input and Output Terminals
Resolution 10 bits plus sign; i.e. 10mV
0.1% of full scale deflection
Input Impedance 100k
W
with a 1 ms filter for terminal A3 and a 2 ms filter for the other
terminals.
Maximum Input Sample Rate 5 ms; 3 ms for terminal A3
Input Overload Capability +10% (11 VDC for terminal B2)
Output Capacity 10 VDC at 5 mA; Short circuit protected.
Output Update Rate 5 ms
Output Overdrive Capability 10% (11 VDC)
Digital Input Terminals
Input Voltage +24 VDC (nominal); +30 VDC maximum
Input Impedance 4.7 k
W
Sample Time 5 ms
Threshold 16 VDC (typical)
Input Voltage Low < 6 VDC
Input Voltage High > 18 VDC
Digital Output Terminals
Output Voltage +24 VDC
Output Current +50 mA maximum (Source)
Output Update Rate 5 ms
Output Impedance Negligible up to 50 mA; NOT short circuit protected.
The terminals are active high and source current from the terminal to the load. The load must be connected between
the output and the signal ground. A "free-wheel" diode is included in the output to protect the output transistor when
switching inductive loads such as relays.