Chapter 2 Specifications
2 – 49
(1) EH-AX44
Specification
EH-AX44
Current range
4 to 20mA
Voltage range
0 to 10V DC
Current 4 (Ch.0 to 3)
Number of channels
Voltage 4 (Ch.4 to 7)
Resolution
12 bits
Conversion time
5ms maximum
Overall accuracy
±1% maximum of full-scale
Current
Approx. 100Ω
Input impedance
Voltage
Approx. 100kΩ
Channel and Internal circuit Photo-coupler insulation
Insulation system
Between channels No insulation
External connection
Removable type screw terminal block (M3)
External power supply
24V DC (+20%, -15%) Approx. 150mA (Approx. 400mA at power ON)
External wiring
2-core shield cable (20m (65.62ft.) maximum)
Internal current consumption
100mA maximum
Terminal configuration No. Signal
name
Diagram of Internal circuit
[1] I0 +
[2] I1 +
[3] I2 +
[4] I3 +
[5] V4 +
[6] V5 +
[7] V6 +
[8] V7 +
[9] 24 VDC +
[10] I0 -
[11] I1 -
[12] I2 -
[13] I3 -
[14] V4 -
[15] V5 -
[16] V6 -
[17] V7 -
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
[11]
[12]
[13]
[14]
[15]
[16]
[17]
[18]
Screw for
fixing
[18] 24 VDC -
Internal circuit
24VDC+
24VDC
-
I0 +
I0
-
I3 +
I3
-
V4 +
V4
-
V7 +
V7
-
Relation between analog and digital data
H0FFF
H07FF
H0000
4 12 20
Input current
mA
H0FFF
H07FF
H0000
0
Input voltage
V
5 10
To Next Page
Loading...
