Inovance AM600 Series - AI Module

-38-
Introduction
3.4.3 AI Module
1) Basic speci󶍾cations
Item Speci󶍾cations
Input channel 4
Power supply voltage 24 VDC (20.4 VDC to 28.8 VDC) (–15% to +20%)
Power consumption of the internal 5 V power supply 85 mA (typical value)
Voltage input impedance > 1 MΩ
Current sampling impedance 250 Ω
Voltage input range Bipolar: ±5 V
,
±10 V; Unipolar: +5 V
,
+10 V
Current input range 0 mA to 20 mA
,
4 mA to 20 mA
,
±20 mA
Resolution 16 bits
Sampling time 1 ms
Accuracy (normal temperature: 25℃ ) Voltage: ±0.1%
,
current: ±0.1% (full ranges)
Accuracy (ambient temperature: 0℃ to 55℃ ) Voltage: ±0.3%
,
current: ±0.8%
Voltage limits ±15 V
Current limits ±30 mA (transient)
,
±24 mA (average)
Maximum common mode voltage between channels 30 VDC
Isolation method
Isolation between I/O terminals and power supply
No isolation between channels
System program update mode USB port
The relationships between the actual analog input and the digitals are as follows:
Type Rated Input Range
Corresponding Digital
Value Range
Input Limit Range
Corresponding Digital
Value Range
Analog voltage
input
-10 V to 10 V -20
,
000 to 20
,
000 -11 V to 11 V -22
,
000 to 22
,
000
0 V to 10 V 0 to 20000 -0.5 V to 10.5 V -1000 to +21
,
000
-5 V to 5 V -20
,
000 to 20
,
000 -5.5 V to 5.5 V -22
,
000 to 22
,
000
0 V to 5 V 0 to 20000 -0.25 V to 5.25 V -1000 to +21
,
000
1 V to 5 V 0 to 20000 0.8 V to 5.2 V -1000 to +21
,
000
Analog current
input
–20 mA to 20 mA -20
,
000 to 20
,
000 -22 mA to 22 mA -22
,
000 to 22
,
000
0 mA to 20 mA 0 to 20000 -1 mA to 21 mA -1000 to +21
,
000
4 mA to 20 mA 0 to 20000 3.2 mA to 20.8 mA -1000 to +21
,
000