Detcon 240 Manual de Instruções descarregar pdf (Página 32)

240 Operators Manual

Model 240 Operator Manual Rev. 1.8 Page 28 of 29

9. Troubleshooting Guide

Problem Potential Fix

Unit will not Power Up

→ Check for correct AC or DC voltage selection.

→ Check for correct VAC and VDC powering configuration.

→ Check that the alarm relays are configured properly

Relays are not firing

Program Locks up or showing

erroneous information

→ Re-initialize unit. By pressing the Program Key for 3-5

seconds during power-up recycle (Screen will display

“Restoring Defaults)

→ Re-enter all Channel and alarm information.

Alarms on constantly

→ Insure that no channels are set to ascending or descending

incorrectly.

→ Check that Alarm Annunciators current draw does not

exceed the on-board Power Supply limitations. Replace with

external Power Supply if necessary.

Alarm Firing causes unit to ‘Lock-

Up’

→ SW1-4 must be set to “OFF” position.

Analog Sensors reading “FAULT”

→ SW1-4 must be set to “ON” position.

Serial Sensors reading “NO-COMM”

Serial Sensors display incorrect readings

→ SW1-2 Must be set to the correct position for the sensor or

Mod 10 Controller (“ON” for Mod 10 Controllers, “OFF” for

600/700 Series Sensors)

Contact the Detcon Service Department for further troubleshooting assistance at 281-367-4100.

10. Spare Parts

500-005075-001 Motherboard PCB

500-005071-LCD Controller Board PCB W/ LCD Display

360-500001-000 Replaceable Power Supply with cables

500-005079-000 4-20mA output/RS-485 output PCB (Optional)

340-120800-000 12 VDC Batteries (Optional)

360-BR2330 Date/Time Clock NICAD Battery

11. Warranty

Detcon, Inc., as the manufacturer, warrants under intended normal use each new Model 240-N4X controller

to be free from defects in material and workmanship for a period of one year from the date of shipment to

the original purchaser. Should the controller fail to perform in accordance with published specifications

within the warranty period, return to Detcon, Inc., for necessary repairs or replacement. All warranties and

service policies are FOB the Detcon facility located in The Woodlands, Texas.

Shipping Address: 3200 A-1 Research Forest Dr., The Woodlands Texas 77381

Mailing Address: P.O. Box 8067, The Woodlands Texas 77387-8067

Phone: 888.367.4286, 281.367.4100 • Fax: 281.292.2860 •

www.detcon.com • [email protected]

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