User guide

48238-EN/7
Momentum automation platform 0
Analog I/O Bases
Characteristics of discrete and analog I/O bases (continued)
Type of base units 170 ANR 120 90 170 ANR 120 91
Number of inputs and outputs
1 x 6 analog inputs
2x4discreteinputs
1 x 4 analog outputs
1x8discreteoutputs
Operating voltage
VDC 24, range 19.2 to 30 VDC
Internal current
mA 400 @ 24 VDC
Analog inputs Resolution
14 bit
Input range
0-10VDC -10…+10VDC
Input type
Single-ended
Conversion time
0.75 ms maximum for 6 input channels
Conversion error
0.2 % @ 25 °C for 0 - 10 VDC inputs
Max input signal
15 VDC for voltage input
Max temperature drift
10 VDC inputs
Input resistance
W >1M for voltage inputs
Discrete inputs Voltage
VDC 24
Configuration
2 groups of 4 inputs
Signal Type
True high
Minimum on voltage
VDC >11
Maximum off voltage
VDC <5
Input current
mA 6 minimum On, 2 maximum Off
Input voltage range
+3to+32VDC
Input voltage surge
45 Volt peak for 10 ms
Response time
ms 1.2 Off to On, 1.2 On to Off
Analog outputs Resolution
14 bit
Output range
VDC 0to10 -10…+10VDC
Conversion time
ms 1.20 for all four channels
Conversion error
max. + 0.4 % of upper measuring range value @ 25 °C
Output load
>2kOhmminimum@0to10VDC
Discrete out Voltage
VDC 10-30 operating, 50 for 1 ms maximum
Type
Solid State Switch
Signal type
True high
Current capacity
A 0.25 per point, 2 per group, 2 per module
Leakage current
mA 0.4 @ 30 VDC
Surge current
A 2.5 for 1 ms
On state voltage drop
VDC < 0.4 @ 0.25 amp current
Response time
ms 1.2 Off to On,
1.05 On to Off
Output protection
The Outputs are protected against overload and short-circuiting
Output indicator
1 LED per point
Potential isolation Discrete input to output
None
Analog input to output
None
Analog input and output to
operating voltage
500 VAC for 1 min.
Operating voltage and all
inputs and outputs from
ground
500 VAC for 1 min.
Power dissipation Typical
W 4.0
Maximum
W 6.0
Agency approvals
UL, CE, CSA
Characteristics (continued)
References :
pages 48238/8 and 48238/9
Dimensions :
page 48238/9
Connections :
pages 48238/10 and 48238/11