Hitachi EH-150 - Manual (Page 5)

Engineering Guideline EH-150 Series PLC
Analog Input Modules
5
EH-AX44 EH-AX8V/H EH-PT4
4 to 20mA - -
0 to 10V 0 to 10V (V) / -10 to 10V (H) -
- - PT100 / PT1000
Word X 8W Word X 8W Word X 4W
12 bits 12 bits 15 bits
less than 5ms less than 5ms 1s
Less than +/-1% (full scale) Less than +/-1% (full scale) -
-50°C to 400°C (PT100) - -
+/-3% (-50°C to 400°C), +/-
0.5% (-20°C to 40°C)
-50°C to 400°C (PT1000) - - +/-6% (-50°C to 400°C)
Current input Approx. 100 Ω - -
Voltage input Approx. 100k Ω Approx. 100k Ω -
Channel - internal circuit Photocoupler Photocoupler Photocoupler
Between channels Not insulated Not insulated Not insulated
Current inputs *1)
4 Channels/module
(Channels 0 - 3)
- -
Voltage inputs *1)
4 Channels/module
(Channels 4 - 7)
8 Channels/module
(Channels 0 - 7)
-
PT100/PT1000 - - 4 Channels/module
Removable type
screw terminal block
Removable type
screw terminal block
Removable type
screw terminal block
Approx. 100mA Approx. 100mA Approx. 300mA
24V DC (+20%, -15%, approx.
150mA)
24V DC (+20%, -15%, approx.
150mA)
24V DC (+/-10%,
approx. 100mA)
2-core shielded 2-core shielded 3-core shielded
*1): Both current inputs and voltage inputs are available at the same time.
External connection
Item
Temperature-sensing element
Input current range
Resolution
I/O assignment
External wiring
Input voltage range
No. of channels
Measuring range
and accuracy
Total accuracy
Input impedance
Insulation system
Conversion time
External power supply (Module supply
voltage)
Internal current consumption (5V)
Analog Output Modules
EH-AY22 EH-AY2H EH-AY4V/H
0 to 10V -10 to 10V
0 to 10V (V) / -10 to 10V
(H)
4 to 20mA - -
Voltage output
Current output
0 to 500 Ω
-
Channel - internal circuit
Between channels
Voltage outputs *3
2 Channels/module
(Channels 0 - 1)
2 Channels/module
(Channels 0 - 1)
4 Channels/module
(Channels 0 - 3)
Current outputs *3
2 Channels/module
(Channels 2 - 3)
- -
*3: Both current outputs and voltage ouputs are available at the same time.
External power supply (Module supply
External wiring
Insulation system
No. of channels
External connection
Internal current consumption (5V)
Resolution
Conversion time
Total accuracy
External load
Item
Ouput voltage range
Output current range
I/O assignment
10k Ω or more
Photocoupler
Word Y 8W
12 bits
less than 5ms
Less than +/-1% (full scale)
2-core shielded
Not insulated
Removable type screw terminal block
Approx. 100mA
24V DC (+20%, -15%, approx. 150mA)