
Gas cylinders with reference gases
The gas mixtures are typically used to check operability of gas detectors and to calibrate their characteristic curves.

Gas Sampling Point
The Gas Sampling Point is a device that enables taking samples of ambient air from the monitored surrounding atmosphere with appropriate preparation of samples for further processing.
LTT2 Expander to SCL
The LTT2 Expander for the Control Unit of the Sigma Control L (SCL) type

Manualy reset solenoid valve MSV
MSV solenoid valves from Guiliani Anello are designed to isolate supply of gas to monitored facilities.
Mounting Bracket WM7
Mounting bracket designed for mounting SOLED3 and ETH signalling devices

Service Cable CB6
Service Cable CB6 is used to connect Sigma Gas with computer or another device with serial USB communication port

Signal Converter Sigma CNV ALHEAD (Ex)
Signal Converter Sigma CNV ALHEAD is a device designed as part of the gas detection system Sigma Gas for the adaptation signal provided by Gas Sensing Probe Alhead 4 to Sigma Gas system. The signal converter is intended for use in potentially explosive atmospheres.