PB 135 EX Intrinsically Safe Button

The flameproof PB135 manual push button is ATEX / IECEx certified for use in potentially explosive atmospheres. It can be used to activate alarms to alert personnel to potential dangers, help signal the  need for immediate action in emergency situations.

ATEX / IECEx Certification: ATEX Zone 1 and Zone 2 Certified for group IIB +H2 gas / vapour and Zone 21 and Zone 22 compliant for dust / powder applications. SIL2 compliant as IEC 61508 & IEC 61511.
Application: Oil and gas, chemical, petrochemical, pharmaceutical, marine and offshore applications
Key features: Robust and highly reliable, this Ex manual push button is designed for corrosive environments and hazardous areas. Housing is moulded Glass-Reinforced Polyester (GRP), protected by a paint UV resistant.
These ATEX / IECEx compliant manual push buttons are compatible with PLC, ESD and DCS systems.
There are two versions, a push button and push button with key Reset. The visualisation functions, line detection and lift flap protection are optional. A range of accessories is available to customise this ATEX / IECEx manual push button. These include pipe mounting brackets, sunshades, tag and duty labels and other accessories.
Colour range:
red: RAL3001/3028 • yellow: RAL1018 • blue: RAL5005
black: RAL9005 • green: RAL6032 • grey: RAL7038 orange: RAL2010
Classification II 2 GD Ex d IIC + H2 T6 Gb; Ex tb IIIC T85°C
ATEX area zone Gas zone: 1&2, Dust zone: 21&22
ATEX certificate Nemko 13 ATEX 1567X, IECEX NEM 13.0037X
Standards EN/IEC 60079-0, EN/IEC 60079-1, EN/IEC 60079-31