Model S4000CH
65
7.7 FM Approval
Factory Mutual Research Corporation
1151 Boston-Providence Turnpike
Norwood, Massachusetts 02062
Approval of the transmitter does not include, or imply, approval of apparatus to which the
transmitter may be connected and which processes the electronic signal for the eventual
end use. In order to maintain FMRC approved system, the control instrument, to which the
subject instrument is connected, must be FMRC approved.
The following sensors have been FMRC approved for use with the Model S4000CH:
10001-1 Aluminum Body General Purpose Combustible Gas Sensor
10058-1 Stainless Steel Body General Purpose Combustible Gas Sensor
The following apparatus have been FMRC approved (although they have not been verified
as part of a Model S4000CH system):
Model DC110 Eight Channel Readout/Relay Display Module
Factory Mutual Research Corporation has tested the Model S4000CH according to the
criteria listed under the FMRC Approval Standards for Combustible Gas Detectors, Class
Numbers 6310 & 6320.
FMRC has tested the Model S4000CH using the specifications listed in Section 7.3. This
permits an operating temperature of -40°F to +167°F (-40°C to +75°C), a general purpose
sensor (10001-1 or 10058-1) attached to the housing (i.e. not remote), calibration performed
with a General Monitors Portable Purge Calibrator using 50% LEL gas (Methane, Hydrogen,
Butadiene, Butane, Ethane or Propane) and the procedure listed in Section 3.14. Conduit
seals must be installed within 18 inches of the enclosure. If the non-latching relay option has
been selected from the relay options, the user must provide alternate means of latching the
relay output.
