ENMET MX-2100 User Manual
Page 20
MX2100
ENMET Corporation
18
4.5 MX-2100 Sensor Replacement
Sensors – Instrument can hold at the same time:
1 – Combustible Sensor
1 – Large Sensor
and up to
2 – Small Sensors
These are smart, plug-in, precalibrated and interchangeable sensors. See section 4.6 for
ENMET
part numbers.
Turn instrument off.
C
AUTION
:
Failure to turn instrument off prior to replacing sensors may cause damage to the instruments programming.
Remove the four screws that hold the sensor comer in place and remove the cover.
Remove the sensor, by pulling it straight out.
Replace with new sensor.
N
OTE
:
Sensor can only go in one direction. Do Not force into place.
Replace the cover and screws.
Turn the instrument on and verify that the new sensor is programmed correctly for you application.
See sections 4.3 and 4.4 for calibration.
Figure 6: MX-2100 Sensor Replacement
Combustible Sensor
LEL 0 – 100% Gas
Oxygen Sensor – w/2 year life (Large Model)
OR: CO/H2S, CO2 IR, Semiconductor,
SO2, ETO, etc.
Toxic Sensor (Small Models)
Oxygen Sensor w/1 year life (Small Model)
C
OVER
Sensors
MX-2100 Sensor Locations