MINI-CURRENT SENSOR
CS-6XX Series
Precision power
control/sensing
FEATURES:
• Solid Core
• Analog Output
• Up to 100 amps input current
• Small, Compact Design
ENERGY SYSTEMS INC
Peace of mind
through reliable
current monitoring
GREYSTONE HAS AN ISO 9001 REGISTERED QUALITY SYSTEM
DESCRIPTION:
The CS-6XX-XX series of current sensors monitor line current for electrical loads such as pumps, conveyors,
machine tools or fans and provide an output of 4-20 mA, 0-5 Vdc or 0-10 Vdc (Model specic) to represent the load
current.
The CS-650 & CS-651 series require no external power supply as they are totally powered by induction from the AC
line being monitored. The CS-652 series is loop-powered and require an external 15-30 Vdc power supply.
33 mm
SPECIFICATION:
Measurement Range.................... 10/20/50 Amps (Model specic)
Maximum Input Current.............100 Amps continuous
Accuracy...........................................± 1% FSO
Sensor Power.................................. Self-powered (CS-650 & CS-651)
15-30 Vdc, Loop-powered (CS-652)
Output Type ....................................0-5 Vdc, 0-10 Vdc or 4-20 mA
Output Load.................................... 1 MΩ Typical (CS-650 & CS-651)
250 Ω Typical (CS-652)
Loading Error.................................. Add 1.2% error with 100 KΩ
(CS-650 & CS-651 Only)
Frequency........................................ 50/60 Hz
Response Time ............................... <250 mS Typical (0-90%)
Insulation Class ..............................600 Vac, insulated conductors
Operating Temperature .............. -15 to 60 °C (5 to 140 °F)
Operating Humidity..................... 5 to 90% RH non-condensing
Terminal Block ................................14 to 22 AWG
Dimensions...................................... 48 x 49 x 21 mm
1.9x 1.93 x 0.83 in
Sensor Aperture............................. 0.45 in (11.4 mm)
Enclosure Material.........................ABS/PC, UL94 V-0
Agency Approvals......................... cULus Listed
49 mm
1.93”
21 mm
0.83”
1.3”
48 mm
1.9”
Ø 11.4 mm
Ø 0.45”
PRODUCT ORDERING INFORMATION
MODEL Product Description
CS-650 0-5 Vdc, Self-powered
CS-651 0-10 Vdc, Self-powered
CS-652 4-20 mA, Loop-powered
CODE Input Range
-10 0-10 Amps
-20 0-20 Amps
-50 0-50 Amps
CS-650 -50
Greystone Energy Systems, Inc. reserves the right to make design modications without prior notice.
ENERGY SYSTEMS INC
Greystone Energy Systems Inc.
38 mm
1.5”
Greystone Energy Systems Inc. is one of North America’s
largest ISO registered manufacturers of HVAC/R sensors and
transmitters for Building Automation Management Systems.
We have conscientiously established a worldwide
reputation as an industry leader by maintaining leading-
edge design technology, prompt technical support, and
a commitment to on-time deliveries. We take pride in our
Quality Management System which is ISO 9001 certied,
assuring our customers of consistent product reliability.
GREYSTONE HAS AN ISO 9001 REGISTERED QUALITY SYSTEM
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