Loop-Powered AC Current Transmitter
DIN RAIL / PANEL MOUNT, AVERAGE RMS
The CR4200 Series, Current Transmitters produce a calibrated
4-20 mADC signal that is proportional to the average RMS
input AC current. Designed for multi-point current sensing,
these devices provide excellent features in a value package.
The output signal is generated from a user supplied 24 VDC
power supply within the output current loop.
Applications
Multi-point current sensing and control panels
Remote current sensing
Monitor motor faults
Monitor heating elements
Monitor lighting elements
CR4220
Transducers
C
Features
Single Element - .79” Window
0.5 to 50 AAC Input Range
Relatively low cost
35mm DIN rail or panel mount
High Accuracy
Easy wiring
Interfaces with most commercially available instrumentation
Connection diagram printed on case
Regulatory Agencies
Recognized to meet UL 61010B-1
Constructed to meet CAN/CSA-C22.2, No. 61010-1-2004
Meets requirement of IEC 61010-1 and BS EN 61010-1
CR4260
Two Element - .26” Window
0.5 to 30 AAC Input Range
E199795
All single phase current transducers are
available in split core design. Simply put an
“S” at the end of the prefix*
I.E. CR4220S-10
* Not UL Recognized
CR Magnetics has a wide selection of current transformers to
extend the range of any part. Contact factory for more
information.
Add suffix for input range
PART NUMBERS
CR4220(S)
CR4260
-
Single element with 4 - 20 mADC output (split core design)
Two element with 4 - 20 mADC output*
*Two element transducers are only available in ranges of 0.5 to 30 AAC
5
10
15
20
25
30
40
50
-
0- 5 AAC
0-10 AAC
0-15 AAC
0-20 AAC
0-25 AAC
0-30 AAC
0-40 AAC
0-50 AAC
Ranges available up to and
including 600 AAC
The Professional
Energy Monitoring
Company
M N TI
ISO 9001:2008 Quality Management System
3500 Scarlet Oak Blvd. St. Louis MO USA 63122 V: 636-343-8518 F: 636-343-5119
Web: http://www.crmagnetics.com
36
E-mail: sales@crmagnetics.com
Loop-Powered AC Current Transmitter
DIN RAIL / PANEL MOUNT, AVERAGE RMS
SPECIFICATIONS
Basic Accuracy:............................. 0.5%
Linearity:........................................ 10% to 100% FS
Thermal Drift:................................. 500 PPM/°C
Operating Temperature:................. 0°C to +60°C
Installation Category:..................... CAT II
Vibration Tested To:.......................IEC 60068-2-6,1995
Pollution Degree:........................... 2
Insulation Voltage:......................... 2500 VDC
Altitude:......................................... 2000 meter max.
Frequency Range:........................ 50Hz - 400 Hz
Calibration:.............Average Sensing, RMS Calibrated
MTBF:........................... Greater than 100 K
HoursCleaning:............. Water-dampened cloth
Output Load:.................. 0 to 300 Ω
Response Time:............. 250 ms max., 0-90%FS
Relative Humidity:.......... 5% to 95%, Non-Condensing
Supply Power:................ Loop Voltage 24 Vdc
Compliance Voltage:...... 16 to 28 Vdc
Torque Specs.:................ 3.0 inch lbs. (0.4Nm)
Weight:............................ 0.5 lbs.
C
[26.6]
1.05
DIN RAIL
MOUNTING
CLIP
[73.1][83.3]
2.88 3.28
1
2
3
4
OUTPUT 1
9
8
7
6
5
3
4
-
+
-
+
1
2
Vdc
+
9
8
7
6
5
L1
+
OUTPUT 2
Vdc
-
+
OUTPUT 1
+ Vdc
-
-
L2
[28.3]
1.12
[3.3]
.13
Top View
Optional
Mounting
[36.6]
1.44
End View
CR4220
One Element - 4 - 20 mADC Output
CR4260
Two Element 4 - 20 mADC Output
[20.1]
.79
[41.8]
1.65
[76.6]
3.02
[50.7]
2.00
[5.6]
.22
TYP
-
+
1
2
3
4
OUTPUT 1
9
8
7
6
5
+
Vdc
-
+
1
2
3
4
9
8
7
6
5
+
+
+
OUTPUT 2
OUTPUT 1
-
Vdc
[88.7]
3.49
CR4220
[6.6]
.26
Transducers
[25]
.98
[35]
1.38
[13.5]
.53
CR4260
Two Element with external
current transformer *
CR4220
One Element with external
current transformer *
[64] [76.7]
2.52 3.02
[5.6]
.22
TYP
*Request CR Magnetics Low & Medium Voltage Current Transformers Catalog.
CR4260
OUTLINE DRAWING
CONNECTION DIAGRAM
NOTE: The building installation must have a switch or circuit-breaker that is in close proximity and within easy reach of the operator. The switch or circuit breaker
shall be marked as the disconnecting device for the equipment.
The Professional
Energy Monitoring
Company
M N TI
ISO 9001:2008 Quality Management System
3500 Scarlet Oak Blvd. St. Louis MO USA 63122 V: 636-343-8518 F: 636-343-5119
Web: http://www.crmagnetics.com
37
E-mail: sales@crmagnetics.com
-
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