RS PRO RS-135 Instruction Manual
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RS PRO RS-135 Instruction Manual

4-20ma loop calibrator &thermometer
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Instruction Manual
RS-135
4-20mA Loop Calibrator & Thermometer

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Summary of Contents for RS PRO RS-135

  • Page 1 Instruction Manual RS-135 4-20mA Loop Calibrator & Thermometer...
  • Page 2 4-20mA Loop Calibrator & Thermometer / EN This unit passes the following tests: EN 61326-1 : 2013 Safety Symbols Please read the statement thoroughly to prevent injury or loss of life, and prevent damage to this product. Earth (ground) DC (Direct Current) Conforms to relevant European Union directives.
  • Page 3 4-20mA Loop Calibrator & Thermometer / EN Do not dispose of this instrument as unsorted municipal waste. Contact a qualified recycler for disposal. Please remove all the test leads before performing maintenance, cleaning and battery replacement, etc.
  • Page 4 4-20mA Loop Calibrator & Thermometer / EN...

  • Page 5: Table Of Contents

    4-20mA Loop Calibrator & Thermometer / EN Table of Contents FEATURES: ......................1 APPLICATIONS: ..................... 1 I. PANEL DESCRIPTION..................2 II. OPERATION ......................7 1. V SOURCE ....................7 OLTAGE 1a. 0~24V ........................7 2. C SOURCE ....................9 URRENT SOURCE (4~20mA, 0~24mA) ................
  • Page 6 4-20mA Loop Calibrator & Thermometer / EN 2. C SOURCE ............... 24 URRENT CANNING FOR 2a. Functions of Current Scanning for SOURCE .......... 24 2b. Connections and LCD displays for Auto-Ramp and Auto-Step ..25 IV. ELECTRICAL SPECIFICATIONS ..............27 V.

  • Page 7: Features

    4-20mA Loop Calibrator & Thermometer / EN FEATURES: 1. Source 4~20mA, 0~24mA with 1μA resolution (1KΩ load, 24V loop supply), basic accuracy 0.025%. 2. Source 0~24.000V with 1mV resolution. 3. Source frequency 1~20000Hz square wave with programmable duty cycle (1~99%). 4.

  • Page 8: Panel Description

    4-20mA Loop Calibrator & Thermometer / EN I. PANEL DESCRIPTION 1. LCD display 5. Output terminal (+) 2. Function buttons 6. Output terminal (-) 3. Temperature input socket 7. V, mA input terminal (+) 4. Output function sliding switch 8. Input terminal (-) 06/04/2018 Version No.
  • Page 9 4-20mA Loop Calibrator & Thermometer / EN 1. “MEASURE” symbol appears when under MEASURE mode. 2. HOLD symbol appears when MEASURE data is held. 3. Symbol indicates Auto-power-off. 4. This symbol appears when sub-functions of MEASURE are being used. 5. Low battery symbol. 6.
  • Page 10 4-20mA Loop Calibrator & Thermometer / EN 11. “SOURCE” symbol appears when under SOURCE mode. 12. This symbol appears when sub-functions of SOURCE are being used. 13. Symbol indicates % step function output. 14. Symbol indicates 0~100% ramp scanning of output. 15.
  • Page 11 4-20mA Loop Calibrator & Thermometer / EN Buttons Functions Power on/off SHIFT (black): Select a range/function under MEASURE mode. Hold the present value under MEASURE mode. Keep pressing it and turn on the power at the same time to disable Auto-power-off. Switch button for selecting MEASURE or SOURCE or MEASURE+SOURCE.
  • Page 12 4-20mA Loop Calibrator & Thermometer / EN 1. MEASURE temperature range: press SHIFT (black) and then this button to select the type of thermocouples (K, J, E, T, R, S, N, L, U, B, C). 2. SOURCE mode: press it to enter number 6. 1.

  • Page 13: Operation

    4-20mA Loop Calibrator & Thermometer / EN II. OPERATION 1. Voltage SOURCE 1a. 0~24V 1. Turn on the power. Turn the sliding switch to V. 2. Press M/S button to select SOURCE (output) mode. 3. Type in a voltage value (including decimal point); then press ENTER. 4.
  • Page 14 4-20mA Loop Calibrator & Thermometer / EN Remark: 1. The max. output is 24.000V. 2. Type in a voltage value (including decimal point), press ENTER, then the calibrator will output this voltage value. 3. When the output value is <1 and >0, please type in “0.” first. Warning: 1.

  • Page 15: Current Source

    4-20mA Loop Calibrator & Thermometer / EN 2. Current SOURCE 2a. SOURCE (4~20mA, 0~24mA) 1. Turn on power. Turn sliding switch to mA range (4~20mA) or mA (24). 2. Press M/S button to select SOURCE (output) mode. 3. Type in a current value (including decimal point); then press ENTER. 4.

  • Page 16: 2B. Led Brightness Testing (0~24Ma)

    4-20mA Loop Calibrator & Thermometer / EN 2b. LED Brightness Testing (0~24mA) 1. Turn on power. Turn sliding switch to mA (24). 2. Press M/S button to select SOURCE (output) mode. 3. Type in a current value (including decimal point); then press ENTER. 4.
  • Page 17 4-20mA Loop Calibrator & Thermometer / EN Remark: 1. Users are allowed to type in max. 5 digits. 2. Type in a current value (including decimal point), press ENTER, then the calibrator will output this current value. 3. When the output value is <1 and >0, please type in “0.” first. Warning: 1.

  • Page 18: Frequency Source (Hz)

    4-20mA Loop Calibrator & Thermometer / EN 3. Frequency SOURCE (Hz) 3a. 3Vpp, 1~20KHz, Square Wave 1. Turn on power. Turn sliding switch to Hz range. 2. Press M/S button to select SOURCE (output) mode. 3. Press SHIFT (blue) and then to select DUTY% or HZ.

  • Page 19: 3B. Duty

    4-20mA Loop Calibrator & Thermometer / EN Remark: 1. Users are allowed to type in max. 5 digits. 2. Type in each parameter (including decimal point), press ENTER, then the calibrator will output the parameter values. 3. When the output value is <1 and >0, please type in “0.” first. Warning: 1.

  • Page 20: Voltage Measure

    4-20mA Loop Calibrator & Thermometer / EN 4. Voltage MEASURE 4a. DC 0~24V 1. Turn on power. 2. Press M/S button to select MEASURE (input) mode. 3. Press SHIFT (black) and then to select MEASURE DCV mode. 4. Connect the banana plugs of Test leads to MEASURE terminals (red to V, black to COM).
  • Page 21 4-20mA Loop Calibrator & Thermometer / EN Remark: The measurement result is 5-digit (including decimal point and negative sign). Warning: Do not measure over DC 30V for MEASURE (terminals) to prevent from damaging the calibrator. 06/04/2018 Version No. 1...

  • Page 22: Current Measure

    4-20mA Loop Calibrator & Thermometer / EN 5. Current MEASURE 5a. DC 0.005~24mA 1. Turn on power. 2. Press M/S button to select MEASURE (input) mode. 3. Press SHIFT (black) and then to select MEASURE DCmA mode. 4. Connect the banana plugs of Test leads to MEASURE terminals (red to mA, black to COM).
  • Page 23 4-20mA Loop Calibrator & Thermometer / EN Remark: The measurement result is 5-digit (including decimal point and negative sign). Warning: Do not make connections to MEASURE and TC at the same time. Always connect to only one (MEASURE or TC) to prevent from damaging the calibrator.

  • Page 24: 5B. Loop+ Measure And Supply 24V Loop

    4-20mA Loop Calibrator & Thermometer / EN 5b. LOOP+ MEASURE and Supply 24V Loop 1. Turn on power. Turn sliding switch to mA (24) range. 2. Press M/S button to select MEASURE (input) + SOURCE (output) mode. 3. Press SHIFT (black) and then to select MEASURE DCmA mode and SOURCE mode (setup 24mA output) –...

  • Page 25: Temperature Measure

    4-20mA Loop Calibrator & Thermometer / EN 6. Temperature MEASURE 6a. Measure TC Thermocouple Signals (for Types K, J, E, T, R, S, N, L, U, B, C) 1. Turn on power. 2. Press M/S button to select MEASURE (input) mode. 3.

  • Page 26: 6B. Select Type And Temperature Units

    4-20mA Loop Calibrator & Thermometer / EN Remark: The measurement result is 5-digit (including decimal point and negative sign). Warning: 1. The Input TC terminals are for measuring mV, do not measure over 30V for MEASURE (terminals) to prevent from damaging the calibrator.

  • Page 27: Scanning For Source

    4-20mA Loop Calibrator & Thermometer / EN III. SCANNING FOR SOURCE 1. Voltage Scanning for SOURCE 1a. Functions of Voltage Scanning for SOURCE Press SHIFT (blue) then the lower left of LCD will display various functions (see the descriptions on below). SHIFT Functions (blue) +...

  • Page 28: 1B. Connections And Lcd Displays For Auto-Ramp And Auto-Step

    4-20mA Loop Calibrator & Thermometer / EN 1b. Connections and LCD displays for Auto-Ramp and Auto-Step Auto-Ramp Scanning 06/04/2018 Version No. 1...
  • Page 29 4-20mA Loop Calibrator & Thermometer / EN Auto-Step Scanning 06/04/2018 Version No. 1...

  • Page 30: Current Scanning For Source

    4-20mA Loop Calibrator & Thermometer / EN 2. Current Scanning for SOURCE 2a. Functions of Current Scanning for SOURCE Press SHIFT (blue) then the lower left of LCD will display various functions (see the descriptions on below). SHIFT Functions (blue) + Auto-Ramp scanning 1% 2%..

  • Page 31: 2B. Connections And Lcd Displays For Auto-Ramp And Auto-Step

    4-20mA Loop Calibrator & Thermometer / EN 2b. Connections and LCD displays for Auto-Ramp and Auto-Step Auto-Ramp Scanning 06/04/2018 Version No. 1...
  • Page 32 4-20mA Loop Calibrator & Thermometer / EN Auto-Step Scanning 06/04/2018 Version No. 1...

  • Page 33: Electrical Specifications

    4-20mA Loop Calibrator & Thermometer / EN IV. ELECTRICAL SPECIFICATIONS (23+/- 5 ℃ , 10 minutes after turning on the power) DCmA SOURCE (Max. load 1K, Max. voltage supply 24V) Range Resolution Accuracy 1  A ± 0.025% ±10  A 0~4mA 1 ...
  • Page 34 4-20mA Loop Calibrator & Thermometer / EN DCV MEASURE Range Resolution Accuracy 0~24V 0.001V ±0.025%±5dgts If reading of V (measure) is less than 5 digits, it is displayed as 0. 06/04/2018 Version No. 1...
  • Page 35 4-20mA Loop Calibrator & Thermometer / EN emperature of Thermocouples (MEASURE only, 0.1  C & 0.1  F Resolution, Internal Cold Junction Compensation, thermocouples accuracy not included, 3 minutes after plugging in thermocouples.) °C °F Range Accuracy Range Accuracy -200 to -150 -382 to -238 -150 to 0...

  • Page 36: General Specifications

    4-20mA Loop Calibrator & Thermometer / EN V. GENERAL SPECIFICATIONS Dimension 214.0 (L) x 98.7(W) x 56.0(H) mm 8.4" (L) x 3.9" (W) x 2.2" (H) Weight 650g / 22.9oz (batteries included) 0℃ ~ 50℃ , < 85% RH Operation Environment -20℃...

  • Page 37: Maintenance & Cleaning

    4-20mA Loop Calibrator & Thermometer / EN VI. MAINTENANCE & CLEANING 1. Servicing not covered in this manual should only be performed by qualified personnel. Repairs should only be performed by qualified personnel. 2. Periodically wipe the case and cable with a damp cloth and detergent; do not use abrasives or solvents.

  • Page 38: Limited Warranty

    4-20mA Loop Calibrator & Thermometer / EN Limited Warranty This meter is warranted to the original purchaser against defects in material and workmanship for 3 years from the date of purchase. During this warranty period, RS Components will, at its option, replace or repair the defective unit, subject to verification of the defect or malfunction.
  • Page 39 4-20mA Loop Calibrator & Thermometer / EN 06/04/2018 Version No. 1...
  • Page 40 4-20mA Loop Calibrator & Thermometer / EN Africa RS Components SA P.O. Box 12182, Vorna Valley, 1686 20 Indianapolis Street, Kyalami Business Park, Kyalami, Midrand South Africa www.rs-components.com Asia RS Components Pte Ltd. 31 Tech Park Crescent Singapore 638040 www.rs-components.com China RS Components Ltd.

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