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Trafag AG sensors & controls
Data Sheet F/F...R 990/991/992/993

Data Sheet F/F...R 990/991/992/993

Product catalog summary

Overview
Trafag Sensors & Controls, based in Switzerland, is a leading supplier of high-quality sensors and monitoring instruments. The Froststat is a single-stage temperature controller designed to prevent ice build-up on air heaters by monitoring temperatures around 0°C.

Applications

Rugged aluminium housing
Short response time
Protection level IP54
Electrical connection via terminal screw

Technical Data

Frost protection thermostat with non-adjustable switching differential
Measuring range: -5°C to +15°C
Repeatability: ± 0.5% FS typical
Output signal: Floating change-over contact
Approval: EN60730-1/ EN60730-2-9: typ 2.B.H

Product Variants

F15 991 1299 000: Copper capillary tube, L=6m, internal setpoint adjustment
F153 990 1299: Copper capillary tube, L=3m, internal setpoint adjustment
F15r 993 1299 000: Copper capillary tube, L=6m, internal setpoint adjustment and external reset knob
F153r 992 1299: Copper capillary tube, L=3m, internal setpoint adjustment and external reset knob

Specifications

Accuracy: Repeatability ± 0.5% FS, Scale accuracy ± 1.5% FS
Switching differential: 2.0°C typical
Environmental conditions: Max media temperature 140°C, Max ambient temperature +70°C, Min operating temperature: switch point + 2°C, Storage temperature -30°C to +70°C
Protection: IP54
Humidity: Max 95% relative

Mechanical Data

Sensor housing: Copper (Cu)
Filling: Liquid
Housing: AlSi9Pb3
Installation: Any position
Weight: ~850 g

Electrical Data

Switch rating: Resistive and inductive load specifications provided
Electrical connection: Cable gland M20x1.5, Cable-Ø 8...13 mm, Terminal screw 3 x 1...2.5 mm²

Dimensions

Detailed dimensions provided for different product codes

Additional Information

Data sheet, instructions, and flyer available at Trafag's website

Catalog excerpts

Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The Froststat was specifically designed as single stage temperature controller for monitoring temperature around 0°C, i. e.to prevent ice build-up on air heaters. Applications Features ■ HVAC ■ Rugged aluminium housing ■ Refrigeration a Short response time ■ Electrical connection on terminal screw Trafag Sensors & Controls Industriestrasse 11 Tel. +41 44922 32 32 www.trafag.com sensors ^►contr

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F/F...R 990/991/992/993 Ordering information/type code XXX . XXXX XXXXXX Custom build code Standard products (extra short lead time) Product No. F15 F153 F15R F153R Sensor material Copper capillary tube, L=6m Copper capillary tube, L=3m Copper capillary tube, L=6m Copper capillary tube, L=3m Set point adjustment Internal setpoint adjustment Internal setpoint adjustment Internal setpoint adjustment and external reset knob Internal setpoint adjustment and external reset knob

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Repeatability Scale accuracy typ. Sensor temperature max.: 140°C Sensor reponse length : ~ 30 cm Max. operating temperature: +70°C Min. operating temperature: switch point + 2°C -30°C ... +70°C Sensor housing Screwed cable gland Dielectric strength Life time (mechanical) Cable gland Terminal screw Electrical connection Media temperature Storage temperature Ambient temperature Mechanical Data Switching differential Environmental conditions Electrical data switch Rating Resistive Load (Inductive Load) Type 12 Features Average switching differential, high vibration resistance Electrical Connection...

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Additional information Documents Data sheet Instructions Flyer

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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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