Murphy WIR-97020B Switch User Manual


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760A/761APH
GNONC BS
TD
NOTE 1
NOTE 1: With terminal “G” grounded, the time delay operates only on start; after the initial
time delay, the shut-down circuit is operated immediately when SWICHGAGE
®
contact operates.
With terminal “G” not grounded, the time delay operates both on start and stop.
B
+
GRDSIG
_
+
Ignition 
Coil
Distributor
Normally Open
Relay with 
Flyback Diode
Flyback
Diode
Flyback
Diode
Flyback
Diode
Rack Pull 
Solenoid
(RP2300 
Series shown)
Tachometer
Hourmeter
Voltmeter
20T
Temperature
20P
Pressure
Ammeter
Battery
_
+
_
+
_
+
ST
ACC
IGN
BAT
Start Switch
Alternator
To Magnetic Sensor,
Alternator “Tach”
Terminal, or
Signal Generator
B
+
Energized
to Run
PB128S Stop Switch
Starter
S
B
Exciter
R
Fuel
Valve
Typical Wiring Diagram with 760A and 761APH
G NO
R
NC
SW1 SW2
B
518PH
Jumper
*
B
+
GRDSIG
_
+
Ignition coil
Distributor
Fuel Valve
Rack Pull Solenoid (RP2300 Series shown)
Tachometer
Hourmeter
CLOSEDLOOP™ Wiring
*
Voltmeter
20T-F
Temperature
20P-F
Pressure
Ammeter
Battery
_
+
_
+
_
+
ST
ACC
IGN
BAT
Start Switch
Alternator
To Magnetic Sensor,
Alternator “Tach”
Terminal, or
Signal Generator
B
+
Energized
to Run
Starter
S
B
Exciter
PB128S Stop Switch
*
Jumper is to be removed when connecting a CLOSEDLOOP™ circuit.
**
Normally Opened terminal is available on the 518APH & 518E models.
**
Typical Wiring with 518PH TATTLETALE
®
CONTROL SYSTEMS & SERVICES DIVISION
P.O. Box 1819
Rosenberg, Texas 77471 USA
Phone: 281.633.4500 Fax: 281.633.4588
E-mail: sales@fwmurphy.com
Web site: www.fwmurphy.com
FRANK W. MURPHY, LTD
Church Rd Laverstock
Salisbury SP1 1QZ UK
Phone: +44 1722 410055 Fax: +44 1722 410088
E-mail: sales@fwmurphy.co.uk
Web site: www.fwmurphy.co.uk
COMPUTRONIC CONTROLS, LTD
41 - 43 Railway Terrace Nechells
Birmingham B7 5NG UK
Phone: +44 121 327 8500 Fax: +44 121 327 8501
E-mail: info@computroniccontrols.com
Web site: www.computroniccontrols.com
FW MURPHY INSTRUMENTS (HANGZHOU) CO. LTD
77 23rd Street
Hangzhou Economic & Technological Development Area
Hangzhou, Zhejiang, 310018, China
Phone: +86 571 8788 6060 Fax: +86 571 8684 8878
FW MURPHY
P.O. Box 470248
Tulsa, Oklahoma 74147 USA
+1.918.317.4100 Fax: +1.918.317.4266
E-mail: sales@fwmurphy.com
INDUSTRIAL PANEL DIVISION
Fax: 918.317.4124
E-mail: ipdsales@fwmurphy.com
MURPHY POWER IGNITION
Web site: www.murphy-pi.com
www.fwmurphy.com
Printed in U.S.A.
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