Omron CP1E-E10DT-A, User Manual

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8-3
8 Using Expansion Units and Expansion I/O Units
CP1E CPU Unit Hardware User’s Manual(W479)
8-1
An
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8-1-3
S
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Precautions for Safe Use
Do not touch the cables during operation. Static electricity may cause operating errors.
(3)Expansion Connector
Connected to the next Expansion Unit or Expansion I/O Unit to enable expansion.
CP1W-AD041 Analog Input Units are connected to a CP1E CPU Unit.
z
Analog Input Signal Ranges
Analog input data is digitally converted according to the input signal range as shown below.
Additional Information
When the input exceeds the specified range, the A/D conversion data will be fixed at either the
lower limit or upper limit.
8-1-3 Specifications
Model CP1W-AD041
Item Voltage input Current input
Number of analog inputs 4 inputs (4 words allocated)
Input signal range 0 to 5 V, 1 to 5 V,0 to 10 V, or -10 to 10 V 0 to 20 mA or 4 to 20 mA
Max. rated input ±15 V ±30 mA
External input impedance 1 M
Ω
min. Approx. 250
Ω
Resolution 1/6000 (full scale)
Overall accu-
racy 25°C 0.3% full scale 0.4% full scale
0 to 55°C 0.6% full scale 0.8% full scale
A/D conversion data 16-bit binary (4-digit hexadecimal)
Full scale for -10 to 10 V: F448 to 0BB8 hex
Full scale for other ranges: 0000 to 1770 hex
Averaging function Supported (Set in output words n+1 and n+2.)
Open-circuit detection function Supported
Conversion time 2 ms/point (8 ms/all points)
Isolation method Photocoupler isolation between analog input terminals and internal circuits.
No isolation between analog I/O signals.
Current consumption 5 VDC: 100 mA max.; 24 VDC: 90 mA max.
IN
00
C H
C H
02 04 06 08 10
OUT
01 C OM 03 05 07 09 11
C OM CO M C OM 03 CO M 06
00 01 02 04 05 07
00 01 02 03 04 05 06 07
08 09 10 11
20EDR1
C H 00 01 02 03 04 05 06 07
N C
N C
N C
C H E X P
IN
00 02
01 C OM 03
C OM 05 07
04 06
C H 00 01 02 03
08 09 10 11
8ED
E X P
CH
I IN1 I IN3
I IN2 VIN1
VIN2
VIN3 COM1
COM2
I IN4
VIN4 COM4
COM3
IN
NC
AG
CP1W-20EDR1
Expansion I/O Unit CP1E CPU Unit CP1W-8ED
Expansion I/O Unit CP1W-AD041
Analog Input Unit
4 analog inputs