Crowcon Gasmaster gas detector control panel

37,700,000

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Description

Crowcon Gasmaster

Brand

Crowcon

Crowcon gas detectors (portable and fixed) are suitable for applications in many industries and for detecting a wide variety of dangerous gases – protecting people and plant from gas risks (toxic and flammable) in both industrial and hazardous areas with IECEx and ATEX certification. Portable product range: Gas-Pro, Gas-Pro IR, Gas-Pro PID, Gas-Pro TK, T4, Tetra 3, Gasman, Clip SGD, Detective+, Detective Wireless, LaserMethane Mini, Triple Plus+ Fixed product range: XgardIQ, IRmax, Xgard Bright, Xgard, TXgard-IS+, Flamgard Plus, TXgard Plus, Open Path Gas Detectors, FGard IR3 Flame Detector, Xsafe, F-Gas Detector
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Specification

Gasmaster Specifications

Gasmaster 1 Gasmaster 4
Size 288 x 278 x 110mm (11.3 x 10.9 x 4.3 inches)
Weight 4.5kg (10lbs)
Enclosure material Back-box: cast aluminium
Front cover: ABS (flame retardant)
Ingress protection IP65
Power 100-240Vac 50-60Hz or
20-30Vdc, 60W max
Battery back-up 1.2Ah batteries fitted internally
Operating temperature -10°C to +50°C (14°F to +122°F)
Inputs Gas    One 2 or 3 wire 4-20mA gas detector (sink or source) or mV pellistor flammable gas detector One to four 2 or 3 wire 4-20mA gas detectors (sink or source) or mV pellistor flammable gas detectors
Fire     One loop of up to 20 conventional smoke/heat detectors or manual call points, or one flame detector (4-20mA or digital contact signal) One to four loops of up to 20 conventional smoke/heat detectors or manual call points, or one to four flame detectors
ESU    For use with one Crowcon ESU fan
Remote inhibit/retest    Via normally open contact
Outputs Relays DPCO contacts rated 250Vac 8A
Low alarm. High alarm. Fault. Alarm relays can be set for rising or falling alarms. Hysteresis can be adjusted on low alarms
Low alarm and high alarm per channel plus common low, high and fault. Alarm relays can be set for rising or falling alarms. Hysteresis can be adjusted on low alarms
A/V alarm drive    12Vdc or 24Vdc 650mA max. drive. Suitable for +ve or -ve switched alarms
Analogue     4-20mA (current source, max. loop resistance 700?) or 1-5Vdc (min. load 50k? ) 4-20mA for each channel (current source, max. loop resistance 700?) or 1-5Vdc (min. load 50k?)
Serial link    RS-485 Modbus RTU for monitoring and control via DCS/SCADA/PLC systems
Communications port Optional port for PC configuration and event log upload
Event logging* Time-stamped log of up to 300 alarms, fault or system intervention activities
Panel indication LCD back-lit display shows gas level (in ppb, ppm, % volume or % LEL units), and scrolling alpha-numeric status indication.
LED’s for Alarm, Fault, Power and Warning. Integral 85dB sounder (at 10cm)
Approvals EMC: EN50270, EN60945, FCC Part 15, ICES002
ATEX: EN60079-25:2010
Functional safety Validated to IEC61508
SIL2

*Event log access requires a Gasmaster PC communications kit and communications port (see Accessories).

 

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