Hitachi EHV+ Series Applications Manual page 72

Chapter 2 Specifications
(2) EH-AYH8M
Specification
Current range
Voltage range
Number of channels
Current
Resolution
Voltage
Conversion time
Current
Overall accuracy
Voltage
Linear error
Enabled
Output filter
Disabled
Current
Output impedance
Voltage
Channel and Internal circuit
Insulation system
Between channels
External connection
External power supply
External wiring
Internal current consumption
Terminal configuration
[1]
[10]
[2]
[11]
[3]
[12]
[4]
[13]
[5]
[14]
[6]
[15]
[7]
[16]
[8]
[17]
[9]
[18]
Screw for
fixing
24V DC (+20%, -15%) Approx. 150mA (Approx. 400mA at power ON)
No. Signal name
[1] 0 +
1 +
[2]
2 +
[3]
[4] 3 +
[5] 4 +
5 +
[6]
6 +
[7]
7 +
[8]
24VDC+
[9]
[10] 0 -
1 -
[11]
[12] 2 -
3 -
[13]
4 -
[14]
[15] 5 -
[16] 6 -
[17] 7 -
[18] 24VDC-
EH-AYH8M
0 to 22mA / 4 to 22mA
0 to 10V DC
8 (current or voltage is selected in 4-ch group.)
0.002mA or 1/16384 (14 bits)
1mV or 1/16384 (14 bits)
8.9ms / 8 channels
±0.8% maximum of full-scale
±0.8% maximum of full-scale
±0.2% maximum of full-scale)
(range from 0 to 10V and from 0.05 to 22mA)
Approx. 200ms maximum (90% arriving time after setting)
Approx. 18ms maximum (90% arriving time after setting)
400Ω maximum
10kΩ minimum
Photo-coupler insulation
No insulation
Removable type screw terminal block (M3)
2-core shield cable (20m (65.62ft.) maximum)
70mA maximum
Diagram of Internal circuit
Voltage⋅Current
Internal
power
circuit
2 – 62
0 +
0 -
1 +
1 -
7 +
7 -
External power
supply
24V DC
24V DC