HOBO Self-Describing Current Transformer Sensor
HOBO Self-Describing Current Transformer Sensor
Part Numbers

SD-CT-020

•

SD-CT-050

•

SD-CT-100

•

SD-CT-200

•

SD-CT-600

Self-Describing Current Transformer Sensor

From $145.00 USD
For use with HOBO MX1104 and MX1105 Multi-Cchannel data loggers, this split-core AC current transformer offers integrated strain relief, so the probe is secured to the logger.
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Overview

For use with HOBO MX1104 and MX1105 Multi-Channel Data Loggers, this split-core AC current transformer offers integrated strain relief, so the probe is secured to the logger. And it features Self-Describing technology to automatically communicate configuration information to the logger, without any programming or extensive user setup.

Features
  • Self-Describing technology for quick, easy setup
  • Locking jack to ensure sensor is connected and stays connected
  • Available in 5 ranges: 2-20, 5-50, 10-100, 20-200, 60-600
  • Accuracy of ±2.1% of full scale from 10% to 100%
  • AC current, sine wave, single-phase 50 Hz or 60 Hz, load power factor 0.5 to 1.0 lead or lag
  • Cable length: 1.8 m (6 ft)
  • UL Listed
Specifications
Current Range

see table

Accuracy
±2.1% of full scale
includes logger accuracy
Response Time

see table

Input Current

AC current, sine wave, single-phase 50 Hz or 60 Hz, load power factor 0.5 to 1.0 lead or lag

Output

0-2.5 V DC

Voltage Rating

600 V AC

Temperature Rating

see table

Construction

Molded plastic housing for indoor use per UL508

Cable
1.8 m
6 ft.
Window Size

see table

Dimensions

see table

Part No. Current Range
(Amps AC)		 Response Time (milliseconds)
(from 10% to 90% of Amplitude)		 Dimensions
Window Size Outer Length Outer Width Height
SD-CT-020 2–20 440 28 x 20 mm (1.1 x 0.8 in.) 79mm (3.1 in.) 71mm (2.8 in.) 36mm (1.4 in.)
SD-CT-050 5-50 200 28 x 20 mm (1.1 x 0.8 in.) 79mm (3.1 in.) 71mm (2.8 in.) 36mm (1.4 in.)
SD-CT-100 10-100 100 28 x 20 mm (1.1 x 0.8 in.) 79mm (3.1 in.) 71mm (2.8 in.) 36mm (1.4 in.)
SD-CT-200 20-200 450 39 x 32 mm (1.54 x 1.26 in.) 100mm (3.92 in.) 120mm (4.72 in.) 29mm (1.14 in.)
SD-CT-600 60-600 490 74 x 62 mm (2.92 x 2.46 in.) 135mm (5.3 in.) 150mm (5.91 in.) 28mm (1.12 in.)
CE Compliance Mark
Compatible items

Bluetooth (BLE) Data Loggers

HOBO Temp/RH/Light/Ext-Analog Data Logger
MX1104
$235.00 USD
HOBO 4-Channel Analog Data Logger
MX1105
$235.00 USD
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Documents
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Self-Describing Split-Core AC Current Transformer (SD-CT-x) (AC Amperage to DC Voltage Transducer)

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