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Data Sheet GS 657/658

Product catalog summary

Overview: Trafag Sensors & Controls, based in Switzerland, is a leading supplier of high-quality sensors and monitoring instruments for pressure and temperature measurement. This document provides technical specifications for the Galvanostat GS 657/658 series.

Applications and Features: The Galvanostat is designed for process technology applications, offering a short response time and IP54 protection. It features electrical connections via terminal screws.

Technical Specifications:

Measuring Range: +5 to +95°C and +20 to +150°C
Repeatability: ±0.5% FS typical
Output Signal: Floating change-over contact
Approval: EN60730-1/EN60730-2-9: typ 2.B.H

Product Variants:

GS95: Temperature range +5 to +95°C, switching differential 2.5°C, sensor max 105°C
GS150: Temperature range +20 to +150°C, switching differential 3.0°C, sensor max 165°C

Ordering Information: Products are available with external or internal adjustment, and various microswitch options for different switching differentials. Additional features include gold-plated contacts and custom switchpoint settings.

Environmental and Mechanical Data:

Ambient Temperature: -30°C to 70°C
Storage Temperature: -30°C to 85°C
Protection: IP54
Humidity: Max 95% relative
Housing: PC/ABS-Blend V0
Weight: ~380 g

Electrical Specifications:

Microswitch Rating: Varies by type, with resistive and inductive load specifications for AC and DC
Dielectric Strength: U ≤ 250V: 1.45 kV, U ≤ 500V: 2 kV
Electrical Connection: Cable gland M16x1.5, Cable-Ø 4...9 mm, terminal screw 3 x 1...2.5 mm²

Additional Information: Further documentation and instructions are available on the Trafag website.

Catalog excerpts

Process technology Short response time Protection IP54 Electrical connection on terminal screw Technical Data Designation of application Remote sensing thermostat Switching differential Measuring range Output signal Floating change-over contact Trafag Sensors & Controls Switzerland www.trafag.com [email protected] Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for the measurement of pressure and temperature.

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GS 657/658 Ordering information/type code XXX XX XX XXX XX XX XX Custom build code External adjustment Internal adjustment Small switching differential, not adjustable Average switching differential, not adjustable With gold plated contacts, not adjustable Copper with protection tube Teflon FEP Switchpoint fixed and sealed upon customer’s request 2) Outdoor usage (aerated) Cover with window Capillary tube length Switchpoint preset upon customer’s request, no guarantee on switching accuracy 2) Switchpoint adjustment please indicate when ordering: - Switchpoint [bar] - Increasing or decreasing...

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Temperature compensated with bimetal switch lever Ambient temperature Storage temperature Sensor housing Screwed cable gland Dielectric strength Life time (mechanical) Microswitch 10/11: 20 Mio. cycles Microswitch 21: 0.5 Mio. cycles Cable gland Terminal screw Electrical connection Switching point Switching differential Mechanical Data Environmental conditions Additional information Documents Data sheet Instructions Flyer

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GS 657/658 Switching differential typ. Range Microswitch 10 Switching differential (fixed value, not adjustable) Microswitch 11/21 Switching differential (fixed value, not adjustable) Electrical data switch Rating Resistive Load (Inductive Load) Type 10 Features Small switching differential, not adjustable Average switching differential, not adjustable Gold plated contacts, not adjustable Electrical Connection

Open the catalog to page 5

All Trafag AG sensors & controls catalogs and technical brochures

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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