Ametek JOFRA RTC-156/157 B/C User Manual
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Ametek JOFRA RTC-156/157 B/C User Manual

Ametek JOFRA RTC-156/157 B/C User Manual

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User manual
JOFRA DLC-155/158/250/700
 Copyright 2010 AMETEK Denmark A/S

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Summary of Contents for Ametek JOFRA RTC-156/157 B/C

  • Page 1 User manual JOFRA DLC-155/158/250/700  Copyright 2010 AMETEK Denmark A/S...

  • Page 3: Table Of Contents

    Table of contents: Page 1.0 General information ......4 2.0 Introduction........5 3.0 Functionality ........6 Functional description....6 Connections ........6 Serial number......8 4.0 Operation........9 Operation area ......9 5.0 Maintenance.........10 Calibration .........11 6.0 Technical specifications .....15 127414 20-12-2010...

  • Page 4: General Information

    This manual is only effective for the following products: JOFRA DLC-155 JOFRA DLC-158 JOFRA DLC-250 JOFRA DLC-700 The products are manufactured by: AMETEK Denmark A/S Gydevang 32-34 3450 Allerød - Denmark TEL: +45 48 16 80 00 FAX: +45 48 16 80 80 20-12-2010 127414 01...

  • Page 5: Introduction

    2.0 Introduction The JOFRA DLC-155, DLC-158, DLC-250 and DLC- 700 probes are designed for fast and traceable calibration and temperature measuring with JOFRA RTC-156/157 B/C, JOFRA RTC-158 B/C, JOFRA RTC-250 B/C and JOFRA RTC-700 B/C systems and are ready for use. Please read this manual carefully before use, to obtain maximum value of your calibration system.

  • Page 6: Functionality

    3.0 Functionality Functional description The probes can be used for temperatures in the range :  DLC-155 : -60°C to 155°C / -76°F to 311°F  DLC-158 : -60°C to 155°C / -76°F to 311°F  DLC-250 : 0°C to 250°C / 32°F to 482°F ...
  • Page 7 The figure below is shown from the connector side of the probe connector. 127414 20-12-2010...

  • Page 8: Serial Number

    Serial number The serial number is placed on the probe as shown on the figure below: Serial number 20-12-2010 127414 01...

  • Page 9: Operation

    4.0 Operation Operation area All the probes are intended for use in areas which meet the following: Ambient temperature range -20°C to 70°C (-4°F to 158°F) Humidity 0% to 90% Protection class : IP 50 Warning Do not use in hazardous areas. 127414 20-12-2010...

  • Page 10: Maintenance

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

  • Page 11: Calibration

     An insert with correct size holes for the DLC- probe and the temperature probe.  For calibrating DLC-155, DLC-158 and DLC-250: an AMETEK 127587 temperature probe (recommended) or similar with short measuring zone is required.  For calibrating DLC-700: a STS-200 A 970 temperature probe (recommended) or similar is required.
  • Page 12 The calibration temperatures are: Sensor DLC-155 DLC-155 DLC-700 Calibrator RTC-156 RTC-157 RTC-700 -30°C/-22°F -45°C/-49°F 33°C/91.4°F Recommended -20°C/-4°F -20°C/-4°F 200°C/392°F calibration 0°C/32°F 0°C/32°F 350°C/662°F temperatures 50°C/122°F 50°C/122°F 500°C/932°F 100°C/212°F 100°C/212°F 660°C/1220°F 155°C/311°F 155°C/311°F 700°C/1292°F Lower Bottom of Bottom of Bottom of measuring point insert insert...
  • Page 13 Sensor DLC-158 DLC-250 Calibrator RTC-158 RTC-250 -22°C/-72°F 28°C/82°F Recommended -10°C/-4°F 50°C/122°F calibration 0°C/32°F 100°C/212°F temperatures 50°C/122°F 150°C/302°F 100°C/212°F 200°C/392°F 155°C/311°F 250°C/482°F Lower Bottom of Bottom of measuring point insert insert Upper 60 mm / 60 mm / measuring point 2.4“ from 2.4”...
  • Page 14 3. Record the temperature of the reference probe in the excel spreadsheet. 4. Move the reference probe to the upper position 60 mm (RTC-156/157/158/250) or 80 mm (RTC- 700). 5. Wait until the temperature have stabilized and the DLC-reading is 0.00°C. 6.

  • Page 15: Technical Specifications

    6.0 Technical specifications Probe specifications – DLC-155: Sensor type Differential TC type T Probe length 177 mm (6.96 in) Temperature range : -60°C to 155°C / -76°F to 311°F Diameter OD3 mm Depth 140 mm (5.51 in) Media compatibility : AISI316 Connection Redel plug with build in...
  • Page 16 Probe specifications – DLC-250: Sensor type Differential TC type T Probe length 192 mm (7.56 in) Temperature range : 0°C to 250°C / 32°F to 482°F Diameter OD3 mm Depth 140 mm (5.51 in) Media compatibility : AISI316 Connection Redel plug with build in memory is standard Probe specifications –...
  • Page 17 Certificate: If the DLC probes are supplied with a certificate, the calibration is carried out as recommended below according to the ITS 90 temperature scale. The DLC-155/158 probe is as standard calibrated in the range : –45°C to 155°C (-49°F to 311°F). The DLC-250 probe is as standard calibrated in the range : 28°C to 250°C (82°F to 482°F).

This manual is also suitable for:

Jofra rtc-158 b/cJofrartc-250 b/cJofra rtc-700 b/c

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