I/O Modules
Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
CIRCUITRY: Voltage Output
+
+5V
SERIAL
INPUT
DATA
1
2
3
4
5
GROUND
AMP
DC/DC
CONVERTER
V
S
V
S-
D/A
BUFFER
V
S
2K
10K
Analog Voltage and Current Output Modules
FEATURES
Standard Package and Pin-out
Single 5V Power Supply
12-Bit Resolution
Optical Isolation
Intermix With Digital Modules on
the Same Rack
Meets the Requirements of IEEE 472
UL, CSA, CE (See Engineering Info.)
73L-OV
73G-OV
Type/Function
Grayhill Part Number
G5, OpenLine
73G-OV5, -OV5B 73G-OV10, -OV10B
73L-OV5, -OV5B
73L-OV10, -OV10B
Specifications
Units
Number of Outputs
1 Ch., Diff.
1 Ch., Diff.
2 Ch., S.E.
2 Ch., S.E.
Resolution
bits
12
12
12
12
mV/count
-OV5: 1.22
-OV10: 2.44
-OV5: 1.22
-OV10: 2.44
-OV5B: 2.44
-OV10B: 4.88
-OV5B: 2.44
-OV10B: 4.88
Absolute Accuracy @ 25C
1, 2
0.3% of full scale
0.3% of full scale 0.08% of full scale
0.06% of full scale
Accuracy Drift w/Temp.
2
Maximum Offset
PPM/C
+/- 45
+/- 45
+/- 25
+/- 25
Maximum Gain (0 to 60C)
PPM/C
+/- 150
+/- 150
+/- 100
+/- 100
Serial Data Format
12-bit packet
12-bit packet
Left-justified, 16-bit
Left-justified, 16-bit
Serial Data Packet
--
--
115.2Kb, N, 8, 2
115.2Kb, N, 8, 2
Step Response Time
mS
0.5
0.5
0.8
0.8
Output Noise Ripple
mV rms
--
--
1.5 max.
3.7 max.
Output Voltage Range
Vdc
-OV5: 0-5
-OV10: 0-10
-OV5: 0-5
-OV10: 0-10
-OV5B: -5-5
-OV10B: -10-10
-OV5B: -5-5
-OV10B: -10-10
Maximum Load
250
1000
250
500
Logic Voltage Range
Vdc
4.5-5.5
4.5-5.5
4.75-5.25
4.75-5.25
Maximum Logic Supply Current @ 5Vdc
mA/Ch.
140
140
105
105
Power Up Status
Output @ min. value
Output @ min. value Output @ min. value
Output @ min. value
Short Circuit Protection
Yes
Yes
Yes
Yes
Module ID (Pin 9)
K
N/A
N/A
5.23
5.23
Isolation Voltage
Field to Logic
Vrms
2500
2500
2500
2500
Field to Power
Vrms
2500
2500
2500
2500
Module to Module
Vrms
2500
2500
2500
2500
Channel A to Channel B
N/A
N/A
None
None
Environmental Conditions
Operating Temperature
C
0-60
0-60
-40-85
-40-85
Storage Temperature
C
-25-85
-25-85
-40-100
-40-100
1
Includes offset, gain, non-linearity and repeatability error terms.
2
Accuracy and drift graphs are available in Bulletin #753.
SPECIFICATIONS: By Part Number
DIMENSIONS
For complete dimensional drawings, see page
H-23 to H-24.
G5
OpenLine
TERMINAL
BLOCK #
I/O MODULE
PIN #
OPTICAL
ISOLATION
ISOLATED
DC/DC
CONVERTER
CHANNEL A
CHANNEL B
OUTPUT
DEVICE
OUTPUT
DEVICE
1
2
3
4
1
2
3
4
+
+
D/A
P
5.23K
10K
ISOLA
TION
V
S
V
S
6
5
7
8
9
Vcc
GND
TXD
RXD
MODULE ID
H-26
Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
I/O Modules
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales
Office, an authorized local Distributor or Grayhill.
SPECIFICATIONS: By Part Number
Type/Function
Grayhill Part Number
G5, OpenLine
73G-OI420
73G-OI020
73L-OI420
73L-OI020
73L-OI024
Specifications
Units
Number of Outputs
1 Ch., Diff.
1 Ch., Diff.
2 Ch., S.E.
2 Ch., S.E.
2 Ch., S.E.
Resolution
bits
12
12
12
12
12
A/count
3.9
4.9
3.9
4.9
5.9
Absolute Accuracy @ 25C
1
Accuracy Drift w/Temp.
2
Maximum Offset
PPM/C
+/- 45
+/- 45
+/- 50
+/- 50
+/- 50
Maximum Gain (0 to 60C)
PPM/C
+/- 150
+/- 150
+/- 100
+/- 75
+/- 100
Serial Data Format
12-bit packet
12-bit packet
Right Justified,
Right Justified,
Right Justified,
16-bit
16-bit
16-bit
Serial Data Packet
--
--
115.2Kb, N, 8, 2 115.2Kb, N, 8, 2
115.2Kb, N, 8, 2
Step Response Time
S
0.5
0.5
500
500
500
Max. Loop Resistance
3
Ohms
330
330
500
500
500
Output Current Range
mA
4-20
0-20
4-20
0-20
0-24
Maximum Load
250
1000
Continuous short
Continuous short
Continuous short
circuit
circuit
circuit
Logic Voltage Range
Vdc
4.5-5.5
4.5-5.5
4.75-5.25
4.75-5.25
4.75-5.25
Maximum Logic Supply Current
@ 5V dc
mA/Ch.
140
140
80
80
100
Power Up Status
Output @ min.
Output @ min.
Output @ min.
Output @ min.
Output @ min.
value
value
value
value
value
Short Circuit Protection
Yes
Yes
Yes
Yes
Yes
Module ID (Pin 9)
K
N/A
N/A
5.23
5.23
5.23
Isolation Voltage
Field to Logic
Vrms
2500
2500
2500
2500
2500
Field to Power
Vrms
2500
2500
2500
2500
2500
Module to Module
Vrms
2500
2500
2500
2500
2500
Channel A to Channel B
N/A
N/A
None
None
None
Environmental Conditions
Operating Temperature
3, 4
C
0-60
0-60
-40-85
-40-85
-40-85
Storage Temperature
C
-25-55
-25-55
-40-100
-40-100
-40-100
1
Includes offset, gain, non-linearity and repeatability error terms.
2
Accuracy and drift graphs are available in Bulletin #753.
3
External loop supply can increase maximum loop resistance rating.
Analog Voltage and Current Output Modules
CIRCUITRY: Current Output
G5
OpenLine
+
+5V
SERIAL
INPUT
DATA
1
2
3
4
5
GROUND
AMP
DC/DC
CONVERTER
V
S
V
S-
D/A
BUFFER
V
S
2K
10K
5.23K
10K
CHANNEL A
CHANNEL B
OPTICAL
ISOLATION
ISOLATED
DC/DC
CONVERTER
I/O MODULE
PIN #
OUTPUT
DEVICE
OUTPUT
DEVICE
TERMINAL
BLOCK #
D/A
ISOLA
TION
6
5
7
8
9
P
Vs
Vs
Vs
Vs
+
+
5
5
1
2
3
4
4
3
1
2
Vcc
GND
TXD
RXD
MODULE ID
H-27
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