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Terminal layout and internal circuit
Terminal layout
OK 2W AMB HS
0
1
2
3
4
5
6
7
PT INPUT
EH-RTD8
①
②
③
④
⑤
⑥
⑦
⑧
⑨
Mode setting DIP switch
Please set the DIP switch before use. If change the DIP switch while power on, the setting is same as before.
No.
SW1-1
SW1-2
SW1-3
SW1-4
SW1-5
SW1-6
SW1-7
SW1-8
SW2
No.
Signal name
2-wire
①
A0
②
A1
③
B2･B3
④
A4
⑤
A5
⑩
⑥
B6･B7
⑪
⑦
NC
⑫
⑧
NC
⑨
NC
⑬
⑩
B0･B1
⑭
⑪
A2
⑮
⑫
A3
⑬
B4･B5
⑯
⑭
A6
⑰
⑮
A7
⑱
⑯
NC
⑰
NC
⑱
NC
[ Black part is factory setting ]
Setting
1
Wiring type
OFF
3-wire
ON
2-wire
2
Temperature range
○
OFF
-200 to 850
C,
○
ON
-40 to 60
C,
3
Input filter
OFF
None
ON
16 times moving average
4
Conversion time
OFF
1.6s
ON
0.5s
5
Temperature unit
○
OFF
C
○
ON
F
6
EH-PT4 compatible mode
OFF
Disable
ON
Enable
7
For system use
OFF
Set always OFF
8
For system use
OFF
Set always OFF
9
Sensor type
OFF
Pt1000
ON
Pt100
Internal circuit
3-wire
A0
A0
b0
B1
B0・1
A2
b2
A1
B3
A4
A6
b4
B5
B6・7
B0
A1
A7
b1
B2
A3
b3
B4
A5
b5
Function
○
○
F conversion: -328 to 1562
○
○
F conversion: -328 to 1562
F , EH-PT4 compatible: -25 to 45
5
A0
B0
b0
A5
B5
b5
F, EH-PT4 compatible:-60 to 410
○
○
C
C
NJI-613 (X)
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