TX9165 User Manual
TX9165-UM-EN-07 21
external; enclosure to meet IP54, impact protection etc.
Where an external sensor is used with Type TX9160.01i.301 (4 to 20 mA),
TX9160.01i.303 (0.4 to 2 V), TX9160.01i.321 (4 to 20 mA Differential) or
TX9160.01i.323 (0.4 to 2 V Differential) rModules and powered from a separate
intrinsically safe power supply, the following conditions shall be met:
• No connection shall be made to rModule terminal 1m (power).
• The 0 V of the external sensor power supply shall be connected to the 0 V input
of the equipment that the rModule is plugged into.
• The Ui presented by an externally powered sensor to any rModule, terminals
2m or 3m, shall not exceed 14.4 V.
International Certification (IECEx)
TX9165.01.i Sentro 8 Sensorstation (Group 1)
Ex Certificate number: IECEx SIR 09.0120X
Ex Certification Code: Ex ia I Ma
General Conditions for Safe Use
– Prior to installation, it is
essential that the user refers to the relevant certificate to ensure
that the termination and cable parameters are fully complied with
and are compatible with the application. Copies of certificates are
available from www.trolex.com.
Points to note relating to Sentro eModules and rModules
The minimum ingress protection stated in the Ex-certificates for the Sentro
eModules and rModules are satisfied when mounted in the Sentro 8 Sensorstation,
as are the conditions for impact protection and external fuse protection in the case
of the infrared eModule. The Ex-certificates associated with the Sentro eModules
and rModules are listed below:
eModule - Flammable (Group I)
IECEx SIR 10.0018U
eModule - Toxic (Group I)
IECEx SIR 08.0036U
eModule - Infrared (Group I)
IECEx SIR 10.0185U
rModule - (Group I)
IECEx SIR 10.0013U
www.trolex.com
