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7.2 Analog Input Specifications
Item
Number of channels
Input range
(Resolution)
Digital input range
Conversion speed
Total accuracy
Input
impedance
Absolute max. input
Insulation method
(Note 2)
Average speed
Disconnection detection
(Note 1)
The accuracy full scale (F.S.) for voltage of +1 to +5 V DC and current of +4 to +20 mA is 0 to +5 V DC
and 0 to +20 mA respectively.
(Note 2)
The channel between the analog input and analog output terminals is non-isolated.
WUME-FPXHAIO-01
Voltage
Current
-10 to +10 V DC
-5 to +5 V DC
0 to +10 V DC
0 to +5 V DC
+1 to +5 V DC
0 to +20 mA
+4 to +20 mA
Voltage
Current
Voltage
Current
Voltage input
Current input
Between input terminal
and internal circuit
Between channels
Moving average
No. of averaging times
7.2 Analog Input Specifications
Specifications
AFPXHEAD4: 4ch
AFPXHEAD8: 8ch
AFPXHEA21: 2ch
-10 to +10 V DC (Resolution: 1/64,000)
-5 to +5 V DC (Resolution: 1/64,000)
0 to +10 V DC (Resolution: 1/32,000)
0 to +5 V DC (Resolution: 1/32,000)
+1 to +5 V DC (Resolution: 1/25,600)
0 to +20 mA (Resolution: 1/32,000)
+4 to +20 mA (Resolution: 1/25,600)
K -32000 to K +32000
K 0 to K +32000
K 0 to K +25600
K 0 to K +32000
K 0 to K +25600
1 ms/all channels
±0.2% F.S. or less (at +25℃)
±0.4% F.S. or less (at 0℃ to +55℃)
±0.3% F.S. or less (at +25℃)
±0.6% F.S. or less (at 0℃ to +55℃)
Approx. 1 MΩ
Approx. 250 Ω
-15 to +15 V DC voltage input
-30 to +30 mA current input
Isolated IC, isolated DC/DC converter
Non-isolated
10 times
Set to 64 times / 128 times
Disconnection detection is possible when set to +1 to
+5 V and +4 to +20 mA ranges
(Detection level: 0.7 V or less, 2.8 mA or less)
(Note 1)
(Note 1)
7-3
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