Murphy TATTLETALE 518APH

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Specifications

Case: Polycarbonate

Contact Rating: 10 A

Coil Circuit Resistance: 339 ohms ± 10% 12 Volt

678 ohms ± 10% 24 Volt

Minimum Latch Voltage: 12 Volt model: 10 VDC

24 Volt model: 20 VDC

Minimum Latch Current: 12 Volt model: 30 mA

24 Volt model: 30 mA

Operating Temperature Range: -40 to 176°F (-40 to 80°C)

Installation and Operation of the

518PH, 518APH & 518E TATTLETALE

00-02-0187

Revised 10-06

Section 25

WARNING

BEFORE BEGINNING INSTALLATION OF THIS MURPHY PRODUCT

✔✔

Disconnect all electrical power to the machine.

✔✔

Make sure the machine cannot operate during installation.

✔✔

Follow all safety warnings of the machine manufacturer.

✔✔

Read and follow all installation instructions.

Please read the following information before installing. A visual inspection of this product for damage during shipping is

recommended before mounting. It is your responsibility to have a qualified person install this unit.

GENERAL INFORMATION

2-5/16 in.

(59 mm)

2-5/8 in.

(67 mm)

2-15/32 in.

(63 mm)

Applies to 518APH model.

9/16 in.

(14 mm)

13/16 in.

(21 mm)

Panel

Lockwasher

Hex

Nut

Instruction

Plate

TATTLETALE

25/64 in.

(10 mm) dia

1/4 in.

(6 mm) dia

Mounting Holes

Installation

Dimensions and Installation

“Loop Circuit” Wire Length in Miles @ 77°F (25°C)

Resistance in Ohms

Maximum recommended Loop Circuit resistance

for proper operation of TATTLETALE

CAUTION: Certain dangers to human safety and to equipment may occur if some equipment is stopped without pre-warning. It is recommended

that monitored functions be limited to alarm only or to alarm before shutdown.

00-02-0187 page 1 of 2

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Summary

General Information

Dimensions and Installation

Details physical dimensions and mounting procedures for the TATTLETALE unit.

Specifications

Lists technical details including contact rating, coil resistance, and operating temperature range.

Mounting Holes

Describes the mounting hole specifications and pattern for panel installation.

Typical Wiring Diagrams

Troubleshooting

Push Button Not Staying Depressed

Addresses issues where the push button does not remain in the depressed position after engine startup.

Engine Fails to Shutdown

Covers scenarios where the engine does not shut down when expected by SWICHGAGE controls.

SWICHGAGE Contact Issues

Diagnoses problems related to lack of case ground or failure of SWICHGAGE contacts to make contact.

Summary

General Information

Dimensions and Installation

Details physical dimensions and mounting procedures for the TATTLETALE unit.

Specifications

Lists technical details including contact rating, coil resistance, and operating temperature range.

Mounting Holes

Describes the mounting hole specifications and pattern for panel installation.

Typical Wiring Diagrams

Troubleshooting

Push Button Not Staying Depressed

Addresses issues where the push button does not remain in the depressed position after engine startup.

Engine Fails to Shutdown

Covers scenarios where the engine does not shut down when expected by SWICHGAGE controls.

SWICHGAGE Contact Issues

Diagnoses problems related to lack of case ground or failure of SWICHGAGE contacts to make contact.