Chapter 3 Product Specifications
3-81
3.7 Analog Input/Output Modules
3.7.1 General Specifications
AH04AD-5A/AH08AD-5A/AH08AD-5B/AH08AD-5C
Electrical specifications
Analog-to-digital
Voltage
input/Current input
Voltage
input/Current input
Voltage input Current input
Supply voltage
24 VDC (20.4 VDC~28.8 VDC) (-15%~+20%)
Isolation
An analog circuit is isolated from a digital circuit by a digital integrated circuit/an
optocoupler, but the analog channels are not isolated from one another.
Isolation between a digital circuit and a ground: 500 VDC
Isolation between an analog circuit and a ground: 500 VDC
Isolation between an analog circuit and a digital circuit: 500 VDC
Isolation between the 24 VDC and a ground: 500 VDC
Functional specifications
Analog-to-digital
Voltage input
Hardware input range
-10.1 V~10.1
-0.1 V~10.1 V
-5.05 V~5.05
-0.05 V~5.05
0.95 V~5.05 V
Operating error
(Room temperature)
(The number of input
voltages which are
±0.1%
Operating error (Full
temperature range)
(The number of input
voltages which are
±0.45%
Linearity error (Room
±0.07%
Linearity error (Full
±0.12%
Hardware resolution
16 bits
Analog-to-digital
Current input