General Specifications RHM 03
Temperature Range
• NT Models from -20 to +120°C (-4 to +248°F)
• ET Models from -45 to +120°C (-49 to +248°F)
• ET2 Models from -45 to +210°C (-49 to +410°F)
• ET1 Models from -196 to +50°C (-320 to +122°F)
• HT Models from 0 to 350°C (+32 to +662°F)
(Heating for housing optional, please consult your local
agent)
Electrical Connection
• Junction box Aluminium coated (standard). Junction box in
SS 316Ti optional
• Cable entry M25 x 1.5. Optional cable entries M20 x 1.5,
1/2” NPT or 3/4” NPT
• Max cable length between RHM and RHE is 100m (330 ft).
200m (660 ft) only with factory approval
Material of Wetted Parts
• 1.4539 / SS 904 L / UNS N08904 (standard measuring
loops material)
• 1.4571 / SS 316 Ti / UNS S31635 (standard connection part
material, optional measuring loops material)
• 2.4602 / Alloy C22 / UNS N06022
• Tantalum
• HP 160
• Others on request
Sensor Enclosure/Housing
• Stainless Steel 1.4301 / SS 304, optional in 1.4571 / SS
316Ti. Others on request
• Protection Class IP 65. Optional IP 66 / NEMA 4x
Approvals
• ATEX (CESI 02 ATEX 053 X) Ex II 1 G, EEx ia IIC T6-T1
• CSA USA-Canada, Class I, Div. 1, Groups A, B, C, D
• PED according to directive 97/23/EC Art.3 (3) Sound
Engineering Practice (SEP)
• Others on request
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