Installation Instructions; General Information - Endress+Hauser Easytemp TMR31 Instructions D'opération

Installation
3.2

Installation instructions

3.2.1 General information

• Permitted ambient temperature range: -40 to 85 °C (-40 to 185 °F)
• Process temperature limits:
without extension neck: -50 to 150 °C (-58 to 302 °F)
with extension neck: -50 to 200 °C (-58 to 392 °F)
without transmitter: -50 to 200 °C (-58 to 392 °F)
Restrictions of TMR31 subject to the ambient temperature (recommended guideline values):
max. ambient temperature
up to 25 °C (77 °F)
up to 40 °C (104 °F)
up to 60 °C (140 °F)
up to 85 °C (185 °F)
• Process pressure limits, depending on the process connection:
TMR31
• Metric thread process connection,
max. 100 bar (1450 PSI)
at 20 °C (68 °F).
• Welding boss with sealing taper,
max. 10 bar (145 PSI).
• Coupling, max. 40 bar (580 PSI).
1) Permitted low velocity = 40 m/s (131 ft/s)
24
max. process temperature
without extension neck
150 °C (302 °F)
135 °C (275 °F)
120 °C (248 °F)
100 °C (212 °F)
TMR35
• Thread for weld-in adapter FTL (see accessories → ä 29):
25 bar (362 PSI)/ max. 150 °C (302 °F),
40 bar (580 PSI)/ max. 100 °C (212 °F).
• Conical metal to metal, G1/2" thread, max. 16 bar (232 PSI).
• Clamp connections (ISO 2852), max. 16 bar (232 PSI).
• Varivent, APV-Inline and DIN 11851 connections, max. 40 bar (580 PSI).
• Thermowell version, with spring-loaded cap-nut G3/8"
– T- or corner piece, max. 25 bar (363 PSI)
– Thermowell cylindric, max. 250 bar (3626 PSI)
– Thermowell metal to metal, max. 16 bar (232 PSI).
TMR31, TMR35
with extension neck 35 mm (1.34 in)
200 °C (392 °F)
180 °C (356 °F)
160 °C (320 °F)
133 °C (271 °F)
1)
Endress+Hauser