73G-II420 Grayhill Inc, 73G-II420 Datasheet
73G-II420
Manufacturer Part Number
73G-II420
Description
I/O Module, G5, Analog Current Input, 4-20mA Input Current Range
Manufacturer
Grayhill Inc
Series
73r
Type
Input, Currentr
Specifications of 73G-II420
Color
Blue
Style
G5
Number Of Inputs, Outputs
1 Channel, Differential
Resolution
12-bit; 3.91µA/count
Logic Voltage
5VDC (4.5 ~ 5.5VDC)
Module Type
4 ~ 20mA
Serial Data Format
12-bit packet
Brand/series
G5 Series
Connection To Host
Board Mount
Current, Input
120 mA
Current, Supply
38 mA⁄Ch. @ 5 VDC
Input
4 to 20 mA
Input Resolution
12 Bits
Input Type
Analog
Input, Range
4 to 20 mA
Mounting Type
PCB
Number Of Channels
1
Number Of Inputs
2 Channels
Primary Type
Control
Resistance, Input
133 Ohms
Special Features
Optical Isolation
Standards
UL Recognized, CSA and CE Marked
Temperature, Operating
0 to 60 °C
Time, Response
2.5 ms
Voltage, Isolation
2500 VAC
Voltage, Supply
5 VDC
Lead Free Status / RoHS Status
Lead free by exemption / RoHS compliant by exemption
Lead Free Status / RoHS Status
Lead free by exemption / RoHS compliant by exemption
Other names
GH3023
FEATURES
• Wide Variety of Input Ranges
• Standard Package and Pin-out
• Single 5V Power Supply
• 12-Bit Resolution
• Optical Isolation from Input to
• Intermix With Digital Modules on
• Meets the Requirements of IEEE
• UL, CSA, CE Certified (OpenLine only)
CIRCUITRY: Voltage Output
I/O
30
Output
the Same Rack
472
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
SUPPLY
SUPPLY
+
–
+
–
LOOP
LOOP
5A SECONDARY
TRANSFORMER
SQUARE-
GROUND
TRANSMITTER
TRANSMITTER
OUTPUT
4-20mA
4-20mA
WAVE
+5 V
Analog Current Input Modules
CURRENT
SOURCE
TWISTED
TWISTED
TERMINAL
BLOCK #
PAIR
PAIR
I/O MODULE
PIN #
4
1
2
3
5
RECTIFY,
2
3
4
AMPLIFY
1
FILTER,
G5: 0-5A
10KΩ
1
2
3
4
+
–
+
–
CONTROLLED
OSCILLATOR
ISOLATION
VOLTAGE
OPTICAL
OUTPUT
CIRCUIT
DRIVER
133Ω
133Ω
CONDITIONING
CONDITIONING
SIGNAL
SIGNAL
FILTER
FILTER
AND
AND
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
OpenLine
CHANNEL A
CHANNEL B
SQUARE-
GROUND
˜
OUTPUT
®
CURRENT
WAVE
CH. A
CH. B
SOURCE
A/D
+5V
–
+
Vs
Vs
2
1
3
4
5
–
µP
CONVERTER
V
R
G5: 4-20mA
DC/DC
10KΩ
X
S
CONVERTER
ISOLATION
V
ISOLATED
V
OPTICAL
DC/DC
S
S-
FILTER &
BUFFER
AMP
V/F
73L-II
10K
5.23K
9
8
7
6
5
MODULE ID
RXD
TXD
Vcc
GND
73G-II
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73G-II420 Summary of contents
Page 1
... FILTER – 133Ω CH. A A/D µP CH SIGNAL CONDITIONING AND CHANNEL B FILTER Vs – 133Ω – Vs 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com 73L-II 73G-II G5: 4-20mA FILTER & BUFFER AMP V S DC/DC CONVERTER V 10KΩ 5.23K 9 MODULE ID ...
Page 2
... Accuracy and drift graphs are available in Bulletin #753. 3 Time required for output to change to within 1% of final value. Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois Analog Current Input Modules Grayhill Part Number 73G-II020 73G-II420 73G-II5000 Units 1 Ch., Diff. 1 Ch., Diff. 1 Ch., Diff. bits ...