Required hardwire inputs, 6ć22 – Rockwell Automation 1771-PM , D17716.5.18 U MNL 1771-PM CLUTCH/BRAKE MOD User Manual
Page 74
Field Wiring Arm Connections
Chapter 6
6Ć22
Connect hardwire inputs in parallel to chassis A and B so each voting
processor can monitor the following inputs in parallel:
Input Terminal MG Slot Figure
Mode Select Switch
Main Motor Forward
Barrier Guard
StopĆonĆtop
Arm Continuous
Press Interlock
0Ć3
4
5
6
7
6
0
0
0
0
0
2
0
0
0
0
0
0
When connected, these inputs function as follows:
This
Input
With PM in
this Mode
With this
Status
The PM module:
Mode Select (terminals 0Ć3)
Determines
the mode
ON
detects the selected mode
Main Motor Forward (terminal 4)
Inch or
MicroĆinch
ON or OFF
uses these signals to determine proper CAM action
Single stroke
and
Continuous
ON
detects one of the permissives to start or maintain a stroke
if turned OFF
after motion
has started
immediately turns OFF solenoid outputs
Barrier Guard (terminal 5)
Continuous
OFF
prevents press from starting, or stops it immediately
Arm Continuous (terminal 7)
Continuous,
only
momentary
(less than 3 sec)
Each ON/OFF transition starts a 5Ćsec period in which you must
press all active RUN buttons to start continuous stroking.
Pressing Arm Continuous again within 5 seconds starts another
5Ćsec period.
Press Interlock (terminal 6)
chassis A & B MG 2, Slot 0
any
ON
if turned OFF
detects one of the permissives to start or maintain a stroke after
transition
immediately stops the press, or prevents it from starting
WARNING: To guard against injury to personnel, wire you
barrier guard switch exactly as shown in Figure 6.10.
Conform to all requirements for safeguarding the point of
operation of your press as detailed in OSHA Regulations,
Title 29-Labor, Chapter XVII, Section 1910.217.
Required Hardwire Inputs