Single Gas Detector - Clip SGD

Clip Single Gas Detector (SGD) is designed for use in hazardous areas, and is available for oxygen (O2), hydrogen sulphide (H2S) and carbon monoxide (CO).

Clip SGD is designed to withstand the harshest industrial working conditions and delivers industry leading alarm time, changeable alarm levels and event logging as well as user-friendly bump test and calibration solutions.

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Easy to maintain

  • Changeable alarm levels - ensures compliance with changing regulations or company procedure
  • Clip SGD docking station - keeps monitors correctly configurated without service or technical team
  • 'Bump test due' indication - alerts the user and team members that the monitor is not compliant

User friendly

  • Compact and lightweight - non-intrusive and comfortable to wear
  • Single button operation - delivers simplicity for users and reduces training time


  • Wide operating temperature range - effective in a wide range of harsh environments
  • Water and dust resistant to IP66 and IP67

Clip SGD Single Gas Detector Technical Specifications

Size 91 x 54 x 32mm (3.6 x 2.1 x 1.3ins)
Weight 93g (2.7oz) toxic, 104g (3.7oz) O2
Alarms Top, front and side visual LEDs
90 dB audible alert at 10cm

H2S -40°C to + 50°C (-40°F to +122°F)

CO  -40°C to + 50°C (-40°F to +122°F)

O2  -35°C to + 50°C (-31°F to +122°F)


5% to 95% non-condensing RH
Event logging Most recent 30 events
Ingress protection IP66 and IP67
Tests Self test on activation and every 20hrs: continuous automatic battery integrity tests
Operational life 2 years > 2900 alarm minutes*
Shelf life 6-month shelf life prior to activation
Shown on box label
Compliance EMC Directive 2004/108/EC, FCC and IECES
Certification UL-913 & CSA-C22.2 No.157
Class 1 Div 1 & 2, Groups A, B, C and D
ATEX II 1G Ex ia IIC T4 Ga
IECEx Ex ia IIC T4
Warranty 2 years from activation*
Sensor range

H2S - 0-100ppm

CO - 0-300ppm

O2 - 0-30% vol.

Communication accessory USB IR link for event download and configuration

*4 alarm minutes per day

Gases and Ranges

Gas Part number Alarm 1 Alarm 2
H2S CL-H-2  2ppm  5ppm
H2S CL-H-5  5ppm  10ppm
H2S CLH-10  10ppm  15ppm
CO CL-C-25  25ppm  50ppm
CO CL-C-30  30ppm  100ppm
CO CL-C-35  35ppm  50ppm
O2 CL-O-19  19% vol. 23.5% vol.
O2 CL-O-19.5  19.5% vol.  23.5% vol.


Below is a small selection of the accessories available for the Crowcon Clip SGD. For a full list please call 01235 557700 or Contact Us.

Clip SGD Docking Station


Clip SGD IR Link


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