Omron CRT1 - 10-2008, Operation Manual

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Analog Input Slave Units Section 6-4
6-4 Analog Input Slave Units
6-4-1 Four-point Analog Input Slave Unit
CRT1-AD04
General Specifications
Component Names and Functions
Indicator Section
Communications
Indicators Refer to 4-1-3 Communications Indicators .
Item Specification
Voltage input Current input
Model CRT1-AD04
Input signal ranges 0 to 5 V
1 to 5 V
0 to 10 V
–10 to 10 V
0 to 20 mA
4 to 20 mA
Maximum signal input ±
15 V
±
30 mA
Input impedance 1 M
Ω
min. Approx. 250
Ω
Resolution 1/6,000 (full scale)
Overall accuracy 25°C ±
0.3% FS
±
0.4% FS (See note.)
–10 to 55°C ±
0.6% FS
±
0.8% FS (See note.)
Analog conversion cycle 4 ms max./ 4 points
AD conversion data –10 to 10 V range: F448 to 0BB8 hex full scale (–3,000 to 3,000)
Other ranges: 0000 to 1770 hex full scale (0 to 6,000)
AD conversion range:
±
5% FS of the above data ranges.
Isolation method Photocoupler isolation (between input and communications lines)
No isolation between input signal wires
Mounting DIN Track mounting
Power supply type Multi-power supply
Communications power current con-
sumption 110 mA max. for 24-VDC power supply
175 mA max. for 14-VDC power supply
Weight 153 g
DIP switch for
setting the input
ranges
Communications connector
Removable terminal block
for analog I/O
MS NS WORD NODE ADR
X10
[0-63]
X1
ON
SW
A/D
1
2
3
4
5
6
7
8
INPUT
RANGE
CH0,1
INPUT
RANGE
CH2,3
RSV
LSET
1 2 3 4 5 6 7 8
012
3
45678
9
012
3
45678
9
ANALOG TERMINAL
CR CRT1 T1-AD04 AD04
Node address switches:
×
10 and
×
1 (from left)
Communications
indicators: MS and NS