RKI Instruments 61-1000RK - Manual (Page 15)

61-1000RK Combustible Gas Detector • 11
4. After setting the response reading, turn the regulator’s on/off knob clockwise to close
it.
5. Unscrew the regulator from the cylinder.
Returning to Normal Operation
1. Unscrew the calibration cup from the detector.
NOTE: For convenience, leave regulator and calibration cup connected by the sample
tubing.
2. When the controller display reading falls below the alarm points, return the controller
to normal operation.
NOTE : If you do not allow the gas reading to decrease below the alarm points, then
unwanted alarms may occur.
3. Verify that the controller display reading decreases and stabilizes at 0 %LEL.
4. Store the components of the calibration kit in a safe and convenient place.
Parts List
Table 3 lists replacement parts and accessories for the 61-1000RK combustible gas detector.
Table 3: Parts List
Part Number Description
18-0400RK-01 Junction box with spacers
61-0140RK Replacement combustible gas detector
71-0067RK 61-1000RK Combustible Gas Detector Operator’s Manual (this document)
81-0007RK-01 Calibration cylinder (15% LEL Hexane in air, 34 liter)
81-0012RK-01 Calibration cylinder (50% LEL Methane in air, 34 liter)
81-0076RK-01 Zero air calibration cylinder (34 liter)
81-1003RK Regulator, 0.5 liter/minute; continuous flow (for 17 and 34 liter calibration cylinders)
81-1117RK Calibration cup