Detcon 610A-FB - Manual (Page 7)

Step 5. Refer to installation and wiring detail of remote mount sensor assemblies as detailed in section 3.0.
Terminate field wiring from sensors to Model 610A-FB lugless terminal strips located on the controller moth-
er board as shown in figure 1.
Note: Based on the application and use of relay contact outputs, complete all wiring terminations prior to
application of power. Shut-in controls may be omitted until system test is complete.
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Upon completion of all field wiring: Depress the power switch on the controller assembly front panel. Note
that each Model 10A controller digital display illuminates. Varying readings may occur during sensor warm-
up. A 10 second alarm delay will occur on power up. Refer to section 3.0 for additional sensor start-up detail.
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The 610A-FB is modularly designed so as to avoid unnecessary down time in the event of component failure.
In the event of a power supply failure, the power supply may be removed without disconnecting field wiring.
To remove and replace the power supply, follow the instructions below.
Note: Reference figure 3 for wiring locations and colors.
1. Remove the Model 10A control modules.
2. Remove the 4 screws from the front panel and expose the power supply.
3. Disconnect the 5 pin plug on the left of the power supply.
4. Disconnect the 2 pin plug on the right of the power supply.
5. Remove the 4 screws from the bracket that holds the power supply to the controller mother board.
6. Lift the power supply and front panel assembly out of the enclosure.
7. Remove the two screws that hold the power supply to the power supply bracket.
8. Use a screwdriver to remove the five wires that terminate to the power supply.
9. Reverse the above procedure with the new power supply (Detcon part number 3655-24
) .
Note: Be sure to re-connect the wires properly (see figure 3). Failure to do so may result in damage during power up.
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Detcon inc., as manufacturer, warrants under intended normal use each new Model 610A-FB control enclo-
sure to be free from defects in material and workmanship for a period of one year from the date of shipment
to the original purchaser. All warranties and service policies are FOB the Detcon Inc. facility located in the
Woodlands, Texas.
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PART # DESCRIPTION
5026 Multiple alarm relay circuit
3655-24 3 amp, 24 vdc switcher power supply
0224 Gold plated jumper tab
2812 28 vdc lamp for power and disable switch
0295 5 amp micro fuse
0298 2 amp 3AG fuse
3218 Power switch
3218 Disable switch
2806 Green switch cap
2807 Red switch cap
3280 Fuse holder
Detcon Model 610A-FB Gas Detection System PG.7
Shipping Address: 3200 A-1 Research Forest Dr., The Woodlands, Texas 7381
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]