J2 control port – ElmoMC SimplIQ Analog Servo Amplifiers-Cymbal User Manual
Page 25

Cymbal Installation Guide
Installation
MAN-CYMIG (Ver. 1.3)
25
3.5.3.
J2 Control Port
Port J2 has a 15‐pin High‐Density D‐Sub male connector. When assembling this Control cable,
follow the instructions in Section 3.5.2 Control, I/Os and Halls Cable Assemblies using a 15‐pin
High‐ Density metal case D‐Sub female cable connector (socket).
Pin Signal
Function
Description
Pin Location
1
ANLRET
Return
Analog Return signal
15‐Pin High‐Density
D‐Sub
2
CREF‐
Current
Command
negative
Negative input of a differential
amplifier.
Same specification as in pin J2/3.
3
CREF+
Current
Command
positive
Positive input of a differential
amplifier:
Input operating voltage range:
±10 V
Maximum input voltage: ±20 V
Maximum common mode voltage:
±6 V
Differential input impedance:
40 kΩ
4
GAIN
Current gain
change
Shorting this pin to LMRET pin
(J2/10) reduces
The proportional gain of the
current loop by 70%.
5
LATCH
Latch mode
Latch mode input. For more details
see the Latch Mode (LM) section in
Chapter 4.
6
CMRET
Return
Current monitor (CM) signal return.
7
ECLRET
Return
Current limit signals return.
8
ECLRET
Return
Current limit signals return.
9
GAINRET
Return
Return for Gain signal
10
LMRET
Return
Return for Latch Mode signal.
11
CM
Current
monitor
Analog output with a scale of
±3.9 V for ± Ip.
Output resistance: 1 kΩ
J2 Male
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