Technical data

TTR31, TTR35 Operation
Endress+Hauser 19
!
Note!
The function group 4-20 is only available if the 4 to 20 mA analog output (0>.,) is selected in
the function group
- or . under 6 or 6..
5.1.7 Settings for service functions
0>.,
Analog
output
6 Error current 


Current value in event
of error:
MIN = ≤ 3.6 mA
MAX = ≥ 21.0 mA
HOLD = last value
Factory setting:
MAX
Min. distance between SETL and SETU: 20 °C/K (36 °F)
Function
group
Function Settings Description
Function
group
Function Settings Description

Service
functions
 Locking code , Enter the locking code
for enabling the device.
 Change locking
code
, Freely selectable code
1...9999.
0 = no locking;
A locking code already
assigned can only be
changed by first entering
the old code for enabling
the device.
 Reset 

Reset all entries to the
factory setting
@ Revision counter , Increases by 1 with each
configuration
@ Last device status , Displays the last device
status to occur ≠ 0