This chapter provides an overview of the following system components, and provides their 
dimensions:
  •  Transmitter Unit
  •  Certied Sensor
  •  Accessories
For installation information see Chapter 3. 
Also see drawing 2110C8049 Outline Dimensions of Certied Transmitter, Sensor & 
Accessories (available on request from Honeywell Analytics).
2.1  TRANSMITTER UNIT 
TheTransmitterUnitprovidesamountingpointforaCertiedSensorandcontainsalltheelectronics
associated with the gas detection system. 
It features an LCD display screen that displays the controlling software menu system, and also a set 
of buttons that let an operator/user interact with the system by accessing the menus and responding 
to displayed messages.
TheTransmitterUnitisshownwithaCertiedSensortted.
2.  OVERVIEW
LCD screen
Certification label
Top retaining
cable
Buttons
Ribbon cable
Unit top
LCD screen assembly
securing screw
(2 off)