Honeywell Sensepoint XCD User Manual

Sensepoint XCD Technical Manual SPXCDHMANEN Issue 15
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3. Introduction
The Sensepoint XCD comprises a gas detector transmitter and a choice of sensors for detecting
flammable gas, toxic gas and oxygen. The construction of Sensepoint XCD allows it to be used in
hazardous area locations; it may also be used in other areas not classified as hazardous.
The transmitter features a display and three programmable relays for controlling external equipment
e.g. alarms, sirens, valves or switches. The transmitter provides an industry standard
3-wire, 4-20 mA source or sink output for connection to a dedicated gas detection control system or
PLC.
Calibration and maintenance are carried out using a Magnetic Wand, this allows a single user to
undertake routine maintenance without needing to access internal components. Sensepoint XCD is
suitable for use in Zone 1 or 2 hazardous areas (International) or Class I Division 1 or 2 area applications
(North America).
Sensepoint XCD comprises of the main parts as shown below.
Cover
Enclosure
Locking
Diagram 1 Exploded View

Honeywell Sensepoint XCD Specifications

General

Type	Fixed Gas Detector
Ingress Protection	IP66/67
Display	LCD
Output	4-20 mA, Relay
Certification	ATEX, IECEx
Sensor Type	Electrochemical, Infrared
Humidity	0 to 99% RH (non-condensing)
Material	Stainless Steel
Detection Principle	Depends on Sensor Type
Power Supply	24 VDC nominal (17-32 VDC)