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Dwyer Current transmitter SCT20-103

Dwyer Current Transmitter SCT20-103

SKU 3G-CBM-02364

Also listed as: SCT 20103 · SCT-20103

Brand
Dwyer
Item
Current transmitter SCT20-103
Part Number
SCT20103
Category
Measurement
UNSPSC
41112412 — Pressure gauge
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

Dwyer
Manufacturer Part Number
SCT20103
type
current transmitter
model
SCT20-103

Technical Documents

(1)
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Dwyer Current Transmitter SCT20-103

Frequently Asked Questions

What is the Dwyer SCT20-103 current transmitter used for?

The Dwyer SCT20-103 current transmitter measures continuous current consumption of pumps, fans, boilers, solar panels, and chillers in energy management applications. It provides an isolated output of 1A at 30 VAC/DC max, normally open, and is self-powered with no external energy source required.

What are the specifications of the Dwyer SCT20-103?

The Dwyer SCT20-103 is a current transmitter model SCT20-103 with an isolated output of 1A at 30 VAC/DC max, normally open. It has an isolation voltage of 600 VAC RMS, operates at 50/60 Hz, and has a temperature range of -15 to +60°C. The housing is ABS plastic with UL 94 V-O flammability rating.

Where to buy the Dwyer SCT20-103 in Singapore?

3G Electric supplies the Dwyer SCT20-103 current transmitter to Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact our team for pricing and lead time on this model. We provide technical support for selection and application in local industrial projects.

How to install the Dwyer SCT20-103 current transmitter?

Install the Dwyer SCT20-103 by passing the conductor through the solid-core opening. No external power is needed as it is self-powered. Follow the manufacturer's instructions for wiring the isolated output (1A at 30 VAC/DC max, NO). Ensure the ambient temperature stays within -15 to +60°C and isolation voltage does not exceed 600 VAC RMS.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management
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Dwyer Products

3G Electric supplies Dwyer measurement. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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