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, CECertified(OpenLine® only)
73L-OV
73G-OV
CIRCUITRY:VoltageOutput
®
G5
OpenLine
I/O MODULE
PIN #
+
1
Vcc
6
5
+
–
VS
ISOLATED
DC/DC
CONVERTER
AMP
OUTPUT
DEVICE
1
2
1
2
10KΩ
–
CHANNEL A
2
GND
VS–
D/A
10K
V
S
DC/DC
CONVERTER
TXD
RXD
7
8
+5V
3
V
S-
OPTICAL
ISOLATION
µP
D/A
+
–
OUTPUT
DEVICE
3
4
3
4
2KΩ
CHANNEL B
V
S
SERIAL
INPUT
DATA
5.23K
4
5
BUFFER
MODULE ID
9
TERMINAL
BLOCK #
GROUND
SPECIFICATIONS: By Part Number
Type/Function
G5, OpenLine®
Grayhill Part Number
73G-OV5, -OV5B 73G-OV10, -OV10B 73L-OV5, -OV5B 73L-OV10, -OV10B
Specifications
Units
Number of Outputs
Resolution
1 Ch., Diff.
12
-OV5: 1.22
-OV5B: 2.44
0.3% of full scale
1 Ch., Diff.
12
-OV10: 2.44
-OV10B: 4.88
2 Ch., S.E.
12
-OV5: 1.22
-OV5B: 2.44
2 Ch., S.E.
12
-OV10: 2.44
-OV10B: 4.88
0.06% of full scale
bits
mV/count
Absolute Accuracy @ 25°C1, 2
Accuracy Drift w/Temp.2
Maximum Offset
Maximum Gain (0 to 60°C)
Serial Data Format
0.3% of full scale 0.08% of full scale
PPM/°C
PPM/°C
+/- 45
+/- 150
12-bit packet
—
+/- 45
+/- 150
12-bit packet
—
+/- 25
+/- 100
+/- 25
+/- 100
Left-justified, 16-bit Left-justified, 16-bit
115.2Kb, N, 8, 2
0.8
Serial Data Packet
115.2Kb, N, 8, 2
0.8
3.7 max.
-OV10: 0-10
-OV10B: -10-10
500
4.75-5.25
105
Output @ min. value
Yes
Step Response Time
Output Noise Ripple
Output Voltage Range
mS
mV rms
Vdc
0.5
—
0.5
—
1.5 max.
-OV5: 0-5
-OV5B: -5-5
250
4.75-5.25
105
-OV5: 0-5
-OV5B: -5-5
250
4.5-5.5
140
-OV10: 0-10
-OV10B: -10-10
1000
Maximum Load
Ω
Vdc
mA/Ch.
Logic Voltage Range
Maximum Logic Supply Current @ 5Vdc
Power Up Status
Short Circuit Protection
Module ID (Pin 9)
4.5-5.5
140
Output @ min. value Output @ min. value Output @ min. value
Yes
N/A
Yes
N/A
Yes
5.23
KΩ
5.23
Isolation Voltage
Field to Logic
Field to Power
Module to Module
Channel A to Channel B
Environmental Conditions
Operating Temperature
Storage Temperature
Vrms
Vrms
Vrms
2500
2500
2500
N/A
2500
2500
2500
N/A
2500
2500
2500
None
2500
2500
2500
None
°C
°C
0-60
-25-85
0-60
-25-85
-40-85
-40-100
-40-85
-40-100
1 Includes offset, gain, non-linearity and repeatability error terms.
2
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