J2 connector – ElmoMC SimplIQ Analog Servo Amplifiers-Flute Installation User Manual

Page 20

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Flute Installation Guide

Installation

MAN-FLUIG (Ver. 2.301)

www.elmomc.com

20

3.6.1.3.

J2 Connector

Pin #/
Short Form

Function

Remarks

1
ELCL

External current
limit - continuous

External voltage scales down rated value.

Voltage range: 0 V to 3.75 V (3.75 V = rated Ic)

Internally limited to rated value

2
ECLRET

Current limits
return

Return for current limits signals.

3
ECLP

External current
limit - peak

External voltage scales down rated value.

Voltage range: 0 V to 3.75 V (3.75 V = rated Ip)

Internally limited to rated value

4
CGCRET

Current gain
change return

Return for CGC signal.

5
CGC

Current gain
change

Shorting this pin to the CGCRET pin (J2/4) reduces the
proportional gain (P) of the current loop by 70%.

6
CFM

Current feedback
multiplier

Shorting this pin to pin J2/5 (CGC) multiplies the current
feedback signal by 2.

7
LM

Latch mode

Latch mode input.

8
LMRET

Latch mode
return

Return for Latch mode (LM).

9
EN+

Enable ( + )

Positive voltage input of "Amplifier Enable” function. To
enable operation of the amplifier, the opto must be
switched on by applying voltage between this pin (+) and pin
J2/10 (-).
The opto is isolated from the amplifier. See Figure 1.

Minimum “On” voltage: 3 V , current consumption

0.6 mA.

Maximum “On” voltage: 15 V , current consumption

5.4 mA.

10
EN-

Enable (-)

Negative voltage input of “Amplifier Enable” function. Opto
is isolated from the amplifier. For details, see pin J2/9.

Table 5: J2 Connector

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