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User Manual
JOFRA STS-102 A 030/035

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Summary of Contents for Ametek JOFRA STS-102 A 030

  • Page 1 User Manual JOFRA STS-102 A 030/035...
  • Page 2 User Manual JOFRA STS-102 A 030/035  Copyright 2010 AMETEK Denmark A/S STS -102 A 030 STS-102 A 035...
  • Page 3: Table Of Contents

    List of contents General information ............... 3 Introduction ................5 Functionality ................6 4.1 Functional description ..............6 4.2 Connections .................. 6 4.3 Serial number................7 Operation ................8 5.1 Operation area ................8 Maintenance ................9 Technical specifications ............10 Calibration of temperature sensors for sanitary process connection ................
  • Page 4: General Information

    General information This manual is only effective for the following product: • JOFRA STS-102 A 030 • JOFRA STS-102 A 035 The product is manufactured by: AMETEK Denmark A/S Gydevang 32-34 3450 Allerød - Denmark TEL: +45 48 16 80 00...
  • Page 5 Safety instructions Read this manual carefully before using the sensor! In order to avoid any personal injuries and/or damage to the sensor all safety instructions and warnings must be observed. Disposal – WEEE Directive These calibrators contain Electrical and Electronic circuits and must be recycled or disposed of properly (in accordance with the WEEE Directive 2012/19/EU).
  • Page 6: Introduction

    Introduction The JOFRA STS-102 A 030 and JOFRA STS-102 A 035 probes are specially designed for fast and traceable calibration and temperature measuring with your JOFRA equipment and is ready for use. The JOFRA STS-102 A 030 probe is through its functional design adapted for calibration of short temperature sensors in dry-block calibrators.
  • Page 7: Functionality

    Functionality Functional description The sensor can be used for measuring temperature in the range: STS-102 A 030: -50°C to 155°C (-58°F to 311°F). STS-102 A 035: -50°C to 165°C (-58°F to 329°F). The sensor is designed for measuring temperature in a dry-block calibrator.
  • Page 8: Serial Number

    Serial number The serial number is placed on the connector as shown on the photo below: 123829 04 2021-10-29 Page 7...
  • Page 9: Operation

    Operation Operation area All the probes are intended for use in areas, which meet the following operating conditions: Probe cable : -50°C to 165°C (-58°F to 329°F) Probe connector : -20°C to 70°C (-4°F to 158°F) Storage temperature : -20°C to 70°C (-4°F to 158°F) Humidity : 0% to 90% RH Protection class...
  • Page 10: Maintenance

    Maintenance The probe does not require specific maintenance before or after use. The user may carry out the following procedure himself: Cleaning sensor : Use alcohol or water and a soft cloth. Caution… • The probe must always be protected against any mechanical damage.
  • Page 11: Technical Specifications

    Technical specifications STS-102 A 030: Type : 4 wire Pt100. α = 0.00385 1/ °C Probe length : 30 mm / 1.2 inch. Temperature range : -50°C to 155°C (-58°F to 311°F) Hysteresis @0°C / 32°F : ±0.01°C / 0.018°F Stability @0°C / 32°F : typ.
  • Page 12 STS-102 A 035: Type : 4 wire Pt100. α = 0.00385 1/ °C Probe length : 35 mm / 1.4 inch. Temperature range : -50°C to 165°C (-58°F to 329°F) Hysteresis @0°C / 32°F : ±0.01°C / 0.018°F Stability @0°C / 32°F : typ. 0.025°C / 0.045°F Repeatability : 0.002°C / 0.0036°F Diameter...
  • Page 13: Calibration Of Temperature Sensors For Sanitary Process Connection

    1 pcs. protection tube When calibrating sanitary sensors or sensors with short insertion lengths in general various conditions have to be considered to obtain an optimum and correct calibration. Therefore, AMETEK Denmark A/S recommends that this instruction be followed. 123829 04...
  • Page 14: Flange

    A sanitary sensor is normally similar to one of the two examples shown below. Flange Fig. 1 Due to the very short insertion length, heat transfer through the sensor tube and flange is of great importance to the calibration result. Therefore, it is very important to achieve a good thermal contact to the sensor as well as to the flange.
  • Page 15 Caution… Never use excessive force or tools to place or remove the sensor as this may damage the sensor. When the calibration is over, the STS-102 A 030 reference probe should be removed from the insert and stored in an appropriate place, for example in the carrying case included in the delivery.
  • Page 16: The Calibration Sequence

    The calibration sequence 1. Place the special insert in the calibrator. 2. Place the STS-102 A 030 reference probe in the reference hole of the special insert. Make sure that the STS-102 A 030 reference probe reaches down to the bottom. The cable is placed in the groove of the insert.
  • Page 17: Drilling Instructions

    Calibration and setup of the calibrator as usual and as described in the user manual. Please note that all temperature points and the accuracy during the calibration must relate to the reference probe and not to the “Read” value in the display. To avoid discrepancies between “Set”...
  • Page 18 5. The hole for the reference probe is placed in the drilling. There need to be 3 mm between the diameter of the reference probe and the largest diameter of the sensor-under-test. A-A (1:1) Fig. 4 123829 04 2021-10-29 Page 17...
  • Page 19 USA - California India Tel +44 (0)1243 833 302 Tel +1 (800) 444 1850 Tel +91 22 6196 8200 stc.uk@ametek.com jofra@ametek.com crystal@ametek.com France USA - Florida Singapore Tel +33 (0)1 30 68 89 40 Tel +1 (800) 527 9999 Tel +65 6484 2388 general.lloyd-instruments@...

This manual is also suitable for:

Jofra sts-102 a 035

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