
Instrument housing
7401
- Suitable for all PR head-mounted transmitters
- 3 conduit openings for relevant process connections via e.g. thermowell, flexible couplings, cable glands etc.
- Options: Aluminum with blind cover or window or 316 stainless steel with window
- Installation in harsh environments IP54-IP68
Application
- Enclosure for mounting of head-mounted transmitters.
- Suitable for Ex / I.S. installation in hazardous area according to the installation requirements of the specific transmitter.
Mounting / installation
- Mounting on 1.5”–2” pipe bracket or on wall / bulkhead.
- PR transmitters in the 53xx and 54xx series can be easily installed in the housing with the included metal plate. For Ex / I.S. installations, the installation instructions for the specific transmitter must be followed. Ex marking is shown on the label of the installed transmitter.
Data sheet & Manuals
Environmental Conditions
Operating temperature |
-40°C to +85°C (with silicone O-ring)
-20°C to +85°C (with FKM O-ring) |
Storage temperature | -40°C to +85°C |
Relative humidity | 0...100% RH (condensing) |
Protection degree | IP54 / IP66 / IP68 / type 4X |
Mechanical specifications
Dimensions | Ø 110 mm |
Dimensions (HxWxD), aluminum | 109.3 x 145 x 126 mm |
Dimensions (HxWxD), stainless steel | 107.4 x 145 x 124 mm |
Weight approx., aluminum / stainless steel | 1.3 / 2.8 kg |
Observed authority requirements
RoHS | 2011/65/EU |