Process - Endress+Hauser IO-Link Ceraphant PTC31B Operating Instructions Manual

Technical data
88
17.6

Process

17.6.1 Process temperature range for devices with ceramic process
isolating diaphragm
Device Process temperature range
PTC31B –25 to +100 °C (–13 to +212 °F)
• For saturated steam applications, use a device with a metal process isolating diaphragm,
or provide a siphon for temperature isolation when installing.
• Pay attention to the process temperature range of the seal. See also the following table.
Seal Notes
FKM -
FKM Cleaned for oxygen service
EPDM 70 -
1) Product Configurator, order code for "Seal"
2) Product Configurator, order code for "Service"
Applications with changes in temperature
Frequent extreme changes in temperatures can temporarily cause measuring errors.
Temperature compensation takes place after a few minutes. Internal temperature
compensation is faster the smaller the change in temperature and the longer the time
interval.
For further information please contact your local Endress+Hauser Sales Center.
17.6.2 Process temperature range for devices with metallic process
isolating diaphragm
Device Process temperature range
PTP31B –40 to +100 °C (–40 to +212 °F)
PTP33B –10 to +100 °C (+14 to +212 °F)
PTP33B At +135°C (+275 °F) for a maximum of one hour (device in operation but not within
measuring specification)
Sterilization in place (SIP)
Applications with changes in temperature
Frequent extreme changes in temperatures can temporarily cause measuring errors.
Internal temperature compensation is faster the smaller the change in temperature and
the longer the time interval.
For further information please contact your local Endress+Hauser Sales Center.
Ceraphant PTC31B, PTP31B, PTP33B IO-Link
Process temperature range
–20 to +100 °C (–4 to +212 °F)
–10 to +60 °C (+14 to +140 °F)
–25 to +100 °C (–13 to +212 °F)
Option
1)
A
1) 2)
A and HB
1)
J
Endress+Hauser