Honeywell 201T User Manual

511391 201T User Manual 21
2/07 Honeywell
USER INTERFACE
Testing Procedure
USER INTERFACE
The 10 red LEDs
indicate the gas
concentration
detected. Each red
LED represents 10%
of the reading scale.
For example, an
oxygen depletion
transmitter with a 21%
reading will have 8 red
LEDs lit.
If the FAULT (yellow)
DEL turns on, please
contact Honeywell
technical support for
assistance.
When Powering ON,
the green LED lights
to indicate power ON.
DISPLAY (optional) .
An LCD display is available (as an option) in order to visualize the gas
concentration directly on the monitor.
Testing Procedure
Flow a Span gas at the recommended rate and observe the action of
the LEDs and analog outputs. Span gas can be purchased through your
local representative.

Honeywell 201T Specifications

General

Brand	Honeywell
Model	201T
Category	Gas Detectors
Language	English