Miller Electric 1251 Welder User Manual


 
. A complete Parts List is available at www.MillerWelds.com
OM-201 872 Page 25
6-4. +24 Volts DC Hot Contacts For Relay Operation
804 041-A
Y Turn off and disconnect
input power.
Control board PC1 can supply +24
volts dc from receptacle RMT2 to
operate a customer-supplied relay
for the Okay To Move signal.
1 Control Board PC1
2 Receptacle RMT1
3 Receptacle RMT2
4 Receptacle RC61
Move plug from RMT1 into
receptacle RMT2 on PC1. Be
sure remote control cable plug is
connected to RC61 on rear of
unit.
If voltage sensing is required, see
Section 6-8.
Install wrapper on unit.
Required Items:
Customer-supplied 24 volts dc
relay coil with resistance greater
than 240 ohms.
Suppression diode (1A, 100V) such
as type IN4002 through IN4004
across relay coil.
. Plasma cutter is shipped from
the factory with plug connected
to receptacle RMT1 (dry
contacts).
1
Tools Needed:
5/16 in
Remote Control Cable
Remote
Start
White
Red
Black
Green
Relay
+24 VDC
Relay
Contacts
3
4
Okay To
Move
+
. +24 volts dc will activate relay coil after unit is triggered and
the cutting arc is initiated.
2