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Conversion Table - Hitachi EH-150 Series Instruction Manual

Resistance temperature detective input module, programmable logic controller
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Conversion table

Range
-200 to 850
C
Range
-40 to 60
C
*1: Same as -200 to 850
I/O assignment and I/O addresses
The I/O assignment of EH-RTD8 is X8W. If EH-PT4 data compatible mode is enabled, it is X4W, which is same as EH-PT4.
Data table is listed as below.
Outside IO number
WX**0
WX**1
WX**2
WX**3
WX**4
WX**5
WX**6
WX**7
■Open-wire detection and out-of-range detection
If CPU module is EHV series, open-wire detection and out-of-range detection are monitored in the data WEX**0.
WEX**0
bit 7
CH7
bit 15
CH7
Input
C conversion
-32768
Under -200
C
(H8000)
-200
C
-2000
-60
C
-600
0
C
0
410
C
4100
850
C
8500
32767
Over 850
C
(H7FFF)
Input
C conversion
-32768
Under -40
C
(H8000)
-40
C
-4000
-25
C
-2500
0
C
0
45
C
4500
60
C
6000
32767
Over 60
C
(H7FFF)
C.
CH
CH0 data
CH1 data
CH2 data
CH3 data
CH4 data
When EH-PT4 compatible mode is enabled, data is always 0.
CH5 data
When EH-PT4 compatible mode is enabled, data is always 0.
CH6 data
When EH-PT4 compatible or 3-wire mode is enabled, data is always 0.
CH7 data
When EH-PT4 compatible or 3-wire mode is enabled, data is always 0.
Out-of-range detection (ON when out of the range.)
bit 6
bit 5
CH6
CH5
Open-wire detection (ON when open-wire is detected.)
bit 14
bit 13
CH6
CH5
F conversion
PT4 compatible
-32768
H7FFF
(H8000)
-3280
H7FFF
-760
HF666
320
H0000
7700
H4199
15620
H7FFF
32767
H7FFF
(H7FFF)
F conversion
PT4 compatible
H7FFF
H7FFF
HD800
*1
H0000
H4800
H7FFF
H7FFF
Remarks
bit 4
bit 3
CH4
CH3
bit 12
bit 11
CH4
CH3
6
Remarks
Measurement minimum
PT4 range minimum
PT4 range maximum
Measurement maximum
Remarks
Measurement minimum
PT4 range minimum
PT4 range maximum
Measurement maximum
bit 2
bit 1
CH2
CH1
bit 10
bit 9
CH2
CH1
bit 0
CH0
bit 8
CH0
NJI-613 (X)

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Eh-rtd8