1. Preface Congratulations for purchasing and using METREL ρ-Adapter accessory. The ρ-Adapter is special accessory intended for using only with METREL installation testers and designed for simple measurement with attached instrument. In general, the ρ-Adapter is intended for measurement of specific earth resistance.
1.1 Warnings and notes In order to reach high level of operator’s safety while carrying out measurements with the ρ-Adapter A1199 as well as to keep the test accessory and equipment undamaged, it is necessary to consider the following general warnings: Warning on the ρ-Adapter means »Read the Instruction manual with...
ρ A 1199 -Adapter Safety and operational considerations 1.3 Standards applied The ρ-Adapter is manufactured and tested according to the following regulations, listed below. Safety (LVD) Safety requirements for electrical equipment for measurement, EN 61010 - 1 control, and laboratory use – Part 1: General requirements Electromagnetic compatibility (EMC) Electrical equipment for measurement, control and laboratory use –...
ρ ρ A 1199 -Adapter -Adapter description 3. ρ-Adapter description In general, ρ-Adapter consists of the following parts: Connector plate, 4-wire measuring transducer, and Interface cable for connection to measuring connector of test equipment. ρ Figure 3.1: -Adapter parts Legend: Connector plate for 4-wire universal cable connection Do not connect measuring wires to any external voltage! 2 Instrument interface connector.
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ρ ρ A 1199 -Adapter -Adapter description Figure 3.2: Front panel Legend: Indicates active ρ-Adapter. Indicates battery condition: Continuous lighting (battery good), Blinking (weak battery). Switches the ρ-Adapter power on and off. Power ρ Figure 3.3: -Adapter back site Legend: 1 Back side label 2 Serial number label 3 Battery compartment cover...
ρ ρ A 1199 -Adapter -Adapter description Figure 3.4: Battery compartment Legend: 1 Battery holder For 4 pieces size AA alkaline or rechargeable NiMH battery 3.1. ρ-Adapter set ρ-Adapter Universal test cable 4-wire Extension cable red 15 m Two earthing spikes Small soft carrying bag Note: Earth 3-wire 20 m set (S2026) is also required for specific earth resistance...
ρ ρ A 1199 -Adapter -Adapter operation 4. ρ-Adapter operation ρ-Adapter 1 use and later battery replacement Required tool: screwdriver ρ-Adapter must be disconnected from any device. Put the ρ-Adapter on desktop with backside up (figure 3.3). Remove screws (pos. 4 on figure 3.3). Remove battery cover.
ρ A 1199 -Adapter Maintenance/ Technical specifications 5. Maintenance Unauthorized person is not allowed to open the ring adapter. There are no other user replaceable components inside it. 5.1. Cleaning No special maintenance is required for the housing. To clean the surface of the ρ- Adapter use a soft cloth slightly moistened with soapy water or alcohol.
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