Detcon 971-041170-00K - Manual (Page 6)

5. When calibration is complete return the two valves to their previous positions: the “CAL IN” valve clockwise so that the
handle is in the horizontal position and the “SAMPLE VALVE” counter-clockwise so that the handle is in the vertical position.
1.5 RFI PROTECTION
Model 971-041170-00K gas detection system is protected from RFI (radio frequency interference) via a circuit located
within the 3/4” pipe that connects the sensor to the fiberglass enclosure. This circuitry and all interconnecting wires are
epoxy potted within the pipe and require no service.
1.6 SPARE PARTS
Part# Description
284-000000-000 Power switch
284-200000-000 Power indicator lamp
284-100000-000 Flow fault indicator lamp
500-005151-002 Flow fault circuit assembly
351-152021-200 24 VDC pump
348-900000-000 1000 ml/m flow meter with valve
360-6SD1SD-200 117VAC to 24VDC power supply assembly
943-200000-0SS In-Line activated carbon scrubber (Re-place Bi-Annually)
1.7 WARRANTY
Detcon Inc., as manufacturer, warrants under intended normal use each new Model 971-041170-00K gas detection sys-
tem to be free from defects in material and workmanship for a period of one year from the date of shipment to the orig-
inal purchaser. Sensor assembly warranties are explained in their respective instruction manuals. All warranties and ser-
vice policies are FOB the Detcon Inc. facility located in The Woodlands, Texas.
Detcon Model 971-041170-00K Gas Detection System PG.6
6" of
vent
tube
Calibration
Port
Fixed flow
regulator
Span gas
cylinder
Teflon
tubing
1/4"
Tee
400 ml/m
500
ml/m
0
100
200
300
400
500
detcon inc.
HOUSTON, TEXAS
SAMPLE DRAW
GAS DETECTION SYSTEM
SET
FLOW
CAL
IN
CL OSE
O P E N
SAMPLE
VALVE
CL OSE
O P E N
VENT
100 ml/m
NOTE: The 1/4'' Tee and vent tube
is not necessary when using a
demand flow regulator. Set flow via
rotameter to 500 cc/min.