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Analog Current Input Modules
SPECIFICATIONS: By Part Number
Type/Function
Grayhill Part Number
G5, OpenLine ?
73G-II020
73G-II420
73G-II5000
73L-II020
73L-II420
73L-II222
Specifications
Units
Number of Inputs
1 Ch., Diff.
1 Ch., Diff.
1 Ch., Diff.
2 Ch., S.E.
2 Ch., S.E.
2 Ch., S.E.
Resolution
Absolute Accuracy @ 25°C 1, 2
bits
μA/Count
% of full
12
4.88
+/- 0.2
12
3.91
+/- 0.2
12
1221
+/- 0.3
12
4.88
0.075
12
3.91
0.075
12
4.88
0.075
scale
Accuracy Drift w/Temp. 2
Maximum Offset
Maximum Gain (0 to 60°C)
Serial Data Format
Serial Data Packet
Step Response Time 3
Input Resistance (Rx)
Input Current Range
Maximum Overload
Logic Voltage Range
Maximum Logic
Supply Current@5Vdc
Module ID (Pin 9)
PPM/°C
PPM/°C
mS
ohms
mA or A
V
Vdc
mA/Ch.
K ?
+/- 50
+/- 55
12-bit
packet
—
2.5
133 +/- 1%
0-20mA
—
4.5-5.5
150
N/A
+/- 50
+/- 55
12-bit
packet
—
2.5
133 +/- 1%
4-20mA
—
4.5-5.5
120
N/A
+/- 150
+/- 150
12-bit
packet
—
2.5
.020 +/-.02%
0-5A TRMS
—
4.5-5.5
160
N/A
+/- 25
+/- 75
Right Justified,
16-bit
115.2Kb, N, 8, 2
1.5
133/- 1%
0-20mA
6
4.75-5.25
38
5.23
+/- 25
+/- 75
Right Justified,
16-bit
115.2Kb, N, 8,2
1.5
133 +/- 1%
4-20mA
6
4.75-5.25
38
5.23
+/- 25
+/- 75
Right Justified,
16-bit
115.2Kb, N, 8,2
1.5
133 +/- 1%
2-22mA
6
4.75-5.25
38
5.23
Isolation Voltage
Field to Logic
Field to Power
Module to Module
Channel A to Channel B
Vrms
Vrms
Vrms
2500
2500
2500
—
2500
2500
2500
—
2500
2500
2500
—
2500
2500
2500
None
2500
2500
2500
None
2500
2500
2500
None
Environmental Conditions
Operating Temperature 3
Storage Temperature
°C
°C
0 to 60
-25 to 85
0 to 60
-25 to 85
0 to 60
-25 to 85
-40 to 85
-55 to 100
-40 to 85
-55 to 100
-40 to 85
-55 to 100
1
2
3
Includes offset, gain, non-linearity and repeatability error terms.
Accuracy and drift graphs are available in Bulletin #753.
Time required for output to change to within 1% of final value.
Available from your local Grayhill Distributor.
For prices and discounts, contact a local
Distributor, a local Sales Office or Grayhill.
I/O
Grayhill, Inc. ? 561 Hillgrove Avenue ? LaGrange, Illinois
60525-5997 ? USA ? Phone: 708-354-1040 ? Fax: 708-354-2820 ? www.grayhill.com
31
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