Jetter AG
Registers - Overview | 8
JX3-THI2-RTD-EI User Manual
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Com-
mand
Description
150
PT Measurement
Measurement of the temperature sensor during operation.
Toggling between 150/151 is possible.
151
Measurement R
L
Measurement of lead wire resistance during operation.
Issue command 161 beforehand. Otherwise, the resistance is dis-
played as temperature value. Toggling between 150/151 is possible.
160
Display temperature in module register
161
Display resistance in module register
170
Disabling the force value
Register 1y04 lets you assign a value to module register 0002 and
0003.
Command 170 disables this option and displays the real reading in
the module register.
171
Enabling the force value
The value recorded in module register 1y04 is displayed. The status
bits are set to indicate that the force value is enabled.
180
Disabling Potentiometer Mode
Returning to normal measuring mode.
181
Enabling Potentiometer Mode
If a value has been entered into module register 1y03, the reading is
indicated in module register 0002 or 0003 as relative measurement
in per cent of the reference value in register 1y03.
190
Enabling ice point compensation
This instruction is for enabling ice point compensation.
A relative temperature measured by the thermocouple is converted
into an absolute temperature by adding the so-called ice point.
191
Disabling ice point compensation (not recommended)
8.6 Temperature input status
Module register
1y00
Description
Provides information about the status of a tempera-
ture input
y = Temperature input # 1 or 2
Type of access
Read access
Value range
16 bits, bit-coded
Value range
4AC4 (hexadecimal), bits 2, 6, 7, 9, 11, 14 set
Bit values
Description
Bit 0
Fahrenheit or degree centigrade
0= Displaying the reading in degrees centigrade
1= Displaying the reading in degrees Fahrenheit.
Bit 1
2-wire measurement
0= Disabled
1= Enabled
Bit 2
3-wire measurement
0= Disabled
1= Enabled