EXCLUSIVE FORUM FOR MACHINE DISMANTLERS AND REPAIR PEOPLE > Dolton IL
> Heavy Machinery
> Electrical
> Contact Kits and Relays
> M40 gas monitor O2 co H2S lel, calibrated budget price
M40 gas monitor O2 co H2S lel, calibrated budget price
WORKING Confined space entry gas monitor detectors
NOT NEW ANY MORE - BATTLE SCARED - SCRATCHED UP
So if you don't really care what it looks like
But just need a reliable, working 4-gas instrument at a sensible price
ALL HAVE BEEN SERVICED AND CALIBRATED.
ALL ARE WORKING CORRECTLY & AS THEY SHOULD.
Bench Tested for 5 days without error.
ALL have (at least) a NEW Oxygen Sensor
Some have sharpie writing on back or sides
NEW - 120/240v fast/trickle automatic 3 hour charger,
Printed Certificate of Conformity
Heavy duty locking steel belt/webbing clip
or plastic quick release belt clip.
Photo Below shows POST CALIBRATION gas readings
With Calibration gases still flowing
This shows it is working correctly
