Overview - Honeywell Searchline Excel Cross-Duct Technical Handbook

MAN0889_Issue 3_03/13
2.1 Introduction
Searchline Excel Cross-Duct gas detector consists of a Transmitter and Receiver unit, and a Heated Reflector
Panel. The Transmitter and Receiver unit generates and detects the infrared beam. The Heated Reflector Panel
is mounted at the opposite side of the duct to reflect the beam from the Transmitter back to the Receiver.
Note: THE INFRARED BEAM IS INVISIBLE AND EYE SAFE.
Mounting Plate
Mounting Block
Transmitter
Conduit
There are two ranges of Searchline Excel Cross-Duct gas detector. These are:
Version
Short Range:
Long Range:
The long range gas detector uses a larger Reflector Panel than the short range version.

2. Overview

Junction Box
(type DVC100 (M) MK2)
Path Length (m)
0.5 — 2.5m
2.5 — 5m
Searchline Excel Cross-Duct Technical Handbook
Receiver
Path Length (ft)
(20in — 8ft)
(8ft — 15ft)
9
Heated Reflector Panel
Certification
ATEX, IECEx, UL
ATEX, IECEx