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