User Manual
26 95-8440
9.3
APPENDIX A
FM APPROVAL
The following items, functions and options describe the FM approval.
APPROVAL
PointWatch Infrared Hydrocarbon Gas Detector Model PIR9400 Series.
Explosion-proof for Class I, Division 1, Groups B, C, & D (T5) Hazardous (Classified) Locations per FM 3615.
Nonincendive for Class I, Division 2, Groups A, B, C & D (T3C) Hazardous (Classified) Locations per FM 3611.
Performance verified for 0 to 100% LFL Methane-in-air atmospheres per FM 6320, ANSI/ISA 12.13.01-2000.
NOTE
Model PIR9400 must be used in conjunction with an FM Approved control device.
PointWatch Termination Box Model PIRTB Part Number 006414-XXX.
Explosion-proof for Class I, Division 1, Groups B, C, & D (T6) Hazardous (Classified) Locations per FM 3615.
Non-incendive for Class I, Division 2, Groups A, B, C & D (T6) Hazardous (Classified) Locations per FM 3611.
NOTE
Approval of the PointWatch Detector and termination box does not include or imply approval of the apparatus to
which the PointWatch Detector may be connected and which processes the electronic signal for eventual end
use.
Special Conditions of Use:
1. Approval covers us of the instruments when calibration is performed using the gas to be monitored and the highest
alarm set points are preset within 10% of the calibration gas concentration.
2. The apparatus may be used with FM Approved PointWatch Termination Box Model PIRTB Series.
ATTACHMENTS/OPTIONS
Aluminum or Stainless Steel Explosion-proof Enclosure, with Aluminum or Plastic Baffle.
3/4 inch NPT and M20 Conduit Entry Thread Types. (Metric straight thread is for use in non-North American
applications.)
Calibration Kit (006468-xxx)
50% LFL Calibration Gas (226166-xxx)
Calibration Nozzle (102821-001)
Regulator (162552-xxx)
Tubing (101678-007).
CALIBRATION
The PointWatch Model PIR9400 can be calibrated as a stand-alone point gas detector.
PointWatch Termination Box Model PIRTB (006414-xxx) can be used to calibrate the PointWatch Detector.
NOTE
It is required that calibration of the PointWatch Detector be conducted as well as calibration of the system in
which it is installed.