Det-Tronics 505 Combustible Gas Detector Transmitter with Combustible Gas Sensor CGS - Manual (Page 23)

20 95-8472 3.1
The CGS Combustible Gas Sensor must only be mounted into the enclosures of the Infiniti Gas Transmitter Model
U9500A Series, the Combustible Gas Transmitter Model 505 Series, the Digital Communication Unit EQ 22xxDCUEX
Series or the Sensor Termination Box Model STB Series.
The actual enclosure must provide a maximum measured reference pressure of 15 bar measured according to
IEC 60079-1: 2007, §15.
The CGS Combustible Gas Sensor is to be installed in places where there is a low risk of mechanical damage.
SENSOR TERMINATION BOX (STB)
IECEx ULD 10.0007
Ex d IIC T4–T6 Gb
T6 (Tamb = –55°C to +60°C).
T5 (Tamb = –55°C to +75°C).
T4 (Tamb = –55°C to +125°C).
IP66.
IEC Standards: IEC 60079-0: 2007
IEC 60079-1: 2007
IEC 60529, 2.1.ed.+Corr. 1:2003+2:2007.