Holthausen Elektronik transmitter

The ESW®-small-Ex Transmitter is a device intended for use in potentially explosive atmospheres according to directive 94/9 / EC of the categories 2G (zone 1) for gases and 2D (Zone 21) for dusts.

The device has two approvals:
ATEX: BVS 08 ATEX E 088 X
IEC Ex: IECEx BVS 13.0006X (Link)

The “ESW®-small-Transmitter/Ex” provides an analog output

Due to the different versions, different housing sizes result. The diameter of 55mm, however, is given to all.

The material of the housing and cover can be selected from four variants:
Aluminum (AlMg4,5Mn), V2A (1.4305), V4A (1.4404) or V4A (1.4571)