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Summary of Contents for METREL A 1179
- Page 1 Mess- und Prüfgeräte · Shop Mozartstr. 10 · D-88097 Eriskirch T: 07541 / 955-1313 · F: 07541 / 955-1131 info@kometec.de · www.kometec.de Flex current clamps A 1179 A 1257 A 1395 User Manual Version 1.6; Code No. 20 751 167...
- Page 2 Mark on your equipment certifies that this equipment meets the requirements of the EC (European Community) regulations concerning safety and electromagnetic compatibility. © 2007, 2008, 2012 Metrel No part of this publication may be reproduced or utilized in any form or by any means without permission in writing from METREL.
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Page 3: Table Of Contents
A 1179, A 1257, A 1395 Flex current clamps Table of contents Introducing the A1179/A1257/A1395 ................ 4 Features ........................4 Safety ........................5 Symbols ........................6 Output connecting ..................... 6 Using A1179/A1257/A1395 Flexible Current Clamps ..........7 Battery and charging ................... 7 6.1.1... -
Page 4: Introducing The A1179/A1257/A1395
A 1179, A 1257, A 1395 Flex current clamps 1 Introducing the A1179/A1257/A1395 The A1179/A1257 (A1179 has measuring ranges 20A/200A2000A, A1257 has measuring ranges 30A/300/3000A) Flexible Current Clamps consist of three flexible sensors and an electronic module. The A1395 has measuring ranges 30A/300/3000A and two flexible sensors and an electronic module. -
Page 5: Safety
A 1179, A 1257, A 1395 Flex current clamps 3 Safety Read the operating instructions before use and follow all safety instructions. If the test equipment is used in a manner that is not specified in this user manual, the protection provided by the equipment might be impaired! Adhere to local and national safety codes. -
Page 6: Symbols
Complies with the relevant European standards. 5 Output connecting The A1179/A1257/A1395 Flexible Current Clamps can be used with any Metrel Power Analyzer, Oscilloscope, or Multimeter that has the following features: D01 3 Pin Receptacle Panel Mount input connector or appropriate adapter. -
Page 7: Using A1179/A1257/A1395 Flexible Current Clamps
A 1179, A 1257, A 1395 Flex current clamps 6 Using A1179/A1257/A1395 Flexible Current Clamps 6.1 Battery and charging The A1179/A1257/A1395 uses two AA size alkaline or rechargeable Ni-Cd or Ni- MH battery cells. Nominal operating time is declared for cells with nominal capacity of 2200 mAh. -
Page 8: User Interface
A 1179, A 1257, A 1395 Flex current clamps Procedure Notes Completely charge the battery. Time depends on the battery capacity (10 – 24 hours) Can be performed with normal work with Completely discharge the battery. the A1179/A1257/A1395. -
Page 9: A1179/A1257/A1395 States Regarding Power Supply
A 1179, A 1257, A 1395 Flex current clamps Range LEDs: one of these LEDs indicates corresponding measuring range of the output signal. If the LED is blinking (1 s ON – 1s OFF) A1179/A1257/A1395 detect overrange event at the currently selected range. -
Page 10: A1179/A1257/A1395 States Regarding Measuring Ranges
A 1179, A 1257, A 1395 Flex current clamps State before Action to change the state New state POWER OFF Press the key NORMAL POWER OFF Connect external power supply CHARGE NORMAL Ubat < 2.1 V LOW BATTERY NORMAL Connect external power supply... - Page 11 A 1179, A 1257, A 1395 Flex current clamps POWER OFF press the key RANGE 20/30 A RANGE 20/30 A press the key RANGE 200/300 A RANGE 200/300 A press the key RANGE 2000/3000 A RANGE 2000/3000 A press the key RANGE 20/30 A Table 6.4: Change range state table...
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Page 12: Measuring Current With A1179/A1257/A1395
A 1179, A 1257, A 1395 Flex current clamps 7 Measuring current with A1179/A1257/A1395 Picture 7.1: Wrap the measured cable with the measuring clamp To use the A1179/A1257/A1395 Flexible Current Clamps, follow these instructions: 1. Connect the D01 3 Pin connector of the A1179/A1257/A1395 Flexible Current Clamps to the desired input on the measuring instrument (power meter, digital multimeter, oscilloscope,…) . -
Page 13: Cleaning
Do not use liquids based on petrol or hydrocarbons! Do not spill cleaning liquid over the A1179/A1257/A1395! 9 Service For repairs under or out of warranty time please contact your Metrel distributor for further information. Name and address of manufacturer: METREL d.d. -
Page 14: Technical Specifications
A 1179, A 1257, A 1395 Flex current clamps 10 Technical specifications FEATURES NOTES DESCRIPTION Length of the sensor 48 cm Measuring range A1179 20 A / 200 A / 2000A ac rms Measuring range 30 A / 300 A / 3000A ac rms... - Page 15 A 1179, A 1257, A 1395 Flex current clamps 1: Limits of bandwidth corresponding to a relative gain > - 3 dB 2: Reference conditions: 45 Hz – 65 Hz, conductor is in the center and preipedicular to the measuring head, temperature between 15 ºC to 25 ºC; 10 k of load impedance;...
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