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Nagman Instruments & Electronics (P) Ltd.
Model 350H

Model 350H

Product catalog summary

Overview
The Nagman Low Temperature Dry Block Calibrator is a portable and bench-top heavy-duty model designed for quick site calibration of various temperature measuring devices such as RTDs, TCs, Bi-Metal Thermometers, and Temperature Switches/Indicators. It is suitable for industrial and marine applications and complies with SOLAS IX Maintenance Regulations and ISM standards.

Models
Two models are available: 350 H and 350-H2.

Specifications

Temperature Range: 10°C above ambient to 350°C
Accuracy: ±1°C
Immersion Depth: 110 mm (350 H), 190 mm (350-H2)
Heating Time: 20 minutes (350 H), 28 minutes (350-H2)
Cooling Time to 100°C: 45 minutes (350 H), 60 minutes (350-H2)
Resolution: 0.1°C
Stability: ±0.3°C (350 H), ±0.4°C (350-H2)
Stabilization Time: 15 minutes
Well Diameter: 25 mm
Instrument Dimensions: 160 x 330 x 350 mm (350 H), 160 x 365 x 450 mm (350-H2)
Instrument Weight: 7 kg (350 H), 8.5 kg (350-H2)
Power Supply: 230V AC / 50 Hz / 500 W

Features

Heavy-duty portable/bench-top model
Rugged for field use and site calibration
Auto-tune PID control
Switch test capability
Fast and reliable with improved accuracy, resolution, and stability
Interchangeable thermowell inserts, single/multihole
CE norms compliant

Standard Delivery Includes

Basic instrument
Test leads
Mains cable
Insertion tubes for 1/4" & 1/2" probes
Tool for insertion tubes
Spare fuses
Traceable calibration certificate
Instruction manual
Carrying case

Optional Accessories

RS-232 computer interface
"Caltemp" calibration software
Additional thermowells/insertion tubes
115V AC / 60 Hz power supply
Dual voltage selection (115V AC & 230V AC)
Calibration certificate from NABL accredited laboratory as per ISO/IEC 17025:2005

Manufacturer
Nagman Instruments & Electronics (P) Ltd., Chennai, India, offers comprehensive calibration solutions including standards, systems, packages, software, and services.

Catalog excerpts

Specification Sheet Temperature Nagman Low Temperature Dry Block Calibrator Portable / Bench-top Heavy Duty Models with an array of Interchangeable / Multihole Thermowells Ideal for quick / fast Site Calibration of RTDs / TCs / Bi-Metal Thermometers, Temperature Switches / Indicators etc. in Industrial & Marine Applications Meets the requirements of “Safety of Life at Sea” (SOLAS IX Maintenance Regulations) & “International Safety Management” (ISM) M o d e l s 350 H / 350-H2 • Range : 10°C above Ambient to 350°C • Accuracy : ±1°C • Immersion Depth : 350 H 350-H2 110 mm 190 mm • Heavy Duty Portable / Bench-top Model • Rugged Field Use & for Calibration at Site • Auto-tune PID Control • Switch Test Capability • Fast and Reliable • Improved Accuracy, Resolution & Stability • Interchangeable Thermowell Inserts, Single / Multihole • Meets CE Norms P.T.O

Open the catalog to page 1

Specification Sheet Specifications 350 H / 350-H2 Range Heating Time (Ambient to max.) 10°C above Ambient to 350°C 20 Minutes (350 H) 28 Minutes (350-H2) Resolution Cooling Time (to 100°C) 0.1°C 45 Minutes (350 H) 60 Minutes (350-H2) Accuracy Interchangeable Thermowells ±1°C Single hole to suit 1/4" & 1/2" Probes – Standard Other Sizes / Multihole – optional Stability Switch Test facility / Supply ±0.3°C (350 H) ±0.4°C (350-H2) Provided / 5V DC (open) Stabilisation Time Power Supply / Consumption 15 Minutes 230V AC / 50 Hz / 500 W Well Diameter Instrument Dimensions (L x D x H) 25 mm 160 x 330...

Open the catalog to page 2

Model 350H

Model 350H

Catalog excerpts

All Nagman Instruments & Electronics (P) Ltd. catalogs and technical brochures