Discontinued

Extech 412440-S

Calibration Source Checker

The Extech 412440-S is a low cost, pocket-sized Calibration Source Checker for simulating current loops and for providing a quick and easy way for checking calibration of meters or controllers. It sources three current levels (4 mA, 12 mA, and 20 mA). Bright red LEDs indicate simulation output and battery status. An overload indication occurs when a load exceeds 240 ohms. Comes complete with 9 V battery, case, and calibration cable terminated with subminiature and spade lug connector.

Specifications

General
Current Loop Check Point[s] 4mA, 12mA and 20mA
Current Loop Check Point[s] Basic Accuracy ±0.1mA
Overload Indication >240Ω @ 20mA; >400Ω @ 12mA; >1,200Ω @ 4mA
Additional Details
Certifications CE
Dimensions 3.5 × 2.3 × 1" (89 × 58.4 × 25.4mm)
Power 1 × 9V battery
Warranty 2 years
Weight 10oz (283.5g)

Resources & Support

Certification

Extech 412440 Declaration of Conformity

Datasheet

Extech 412440-S Datasheet

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.