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Summary of Contents for ADCMT 12702A
- Page 1 12702A/B Resistivity Chamber OPERATION MANUAL Manual Number FOE-00000047A00 © 2009 ADC CORPORATION First printing March 31, 2009 All rights reserved. Printed in Japan...
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Page 3: Table Of Contents
12702A/B Resistivity Chamber Operation Manual Table of Contents 1. Introduction ....................1-1 1.1 Product Overview ......................... 1-1 1.2 Before Using the Product ......................1-1 2. Panel Descriptions..................2-1 2.1 Front Panel ............................ 2-1 2.2 Electrodes ............................. 2-3 2.3 Volume and Surface Resistivity Measurements ................2-4 2.4 How to Calculate Volume and Surface Resistivities .............. - Page 5 12702A/B Resistivity Chamber Operation Manual List of Illustrations Title Page Front Panel ………………………………………………………………... Electrodes …………………………………………………...…………….. Electrode Diameters ………………………………………………………. 12702A/B Internal Connection …………………………………………… Internal Connection for Volume Resistivity Measurement ………………. Internal Connection for Surface Resistivity Measurement ………………. Dial Gauge Alignment …………………………………………….……….
- Page 7 12702A/B Resistivity Chamber Operation Manual List of Tables Title Page LO-GUARD Switch SHORT/OPEN Switching …………………………… Connectable Measuring Instruments and Necessary Cables ………………. T-1*...
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Page 9: Introduction
1. Introduction 1.1 Product Overview The 12702A/B resistivity chamber is a shield box containing electrodes. It is used to measure the volume resistivity and surface resistivity of sheet, filmy and platy samples together with a voltage source such as the 8252 or 8240 digital electrometer, the 8340A digital ultra-high re- sistance/micro current meter, or the 6161 DC current voltage source/monitor. -
Page 11: Panel Descriptions
12702A/B B Resistivity y Chamber Operation M Manual 2 .1 Fro ont Panel 2. P Panel Des scription 2.1 F ront Pane Figure e 2-1 Front t Panel 1. INPUT A A: Triaxial co onnector A connec ctor to conn... -
Page 12: Front Panel
12702A/B Resistivity Chamber Operation Manual 2 .1 Front Panel 3. LO-GUARD switch A button switch to switch SHORT and OPEN between the inner and outer shields of the INPUT A (triaxial connector) depending on the connected instrument. Refer to the following table. -
Page 13: Electrodes
12702A/B B Resistivity y Chamber Operation M Manual 2 .2 E Electrodes 2.2 E Electrodes Figur re 2-2 Elec trodes 1. Main elec ctrode Connects with the IN NPUT A and B connector rs on the fron nt panel. Thi... -
Page 14: Volume And Surface Resistivity Measurements
12702A/B Resistivity Chamber Operation Manual 2.3 Volume and Surface Resistivity Measurements 2.3 Volume and Surface Resistivity Measurements The 12702A/B switches volume resistivity measurement and surface resistivity measurement with the RESISTIVITY switch on the front panel. VOLUME: Measures volume resistivity SURFACE: Measures surface resistivity... -
Page 15: How To Calculate Volume And Surface Resistivities
: sample thickness [cm] ------- (2) : guard electrode inner diameter [cm] : main electrode diameter [cm] The electrode diameters of the 12702A/B are as follows: (See Figure 2-3.) Main electrode diameter = 50 mm dia. 12702A JIS-K6911-compliant Guard electrode inner diameter = 70 mm dia. - Page 16 12702A A/B Resistiv vity Chambe er Operation n Manual 2.4 Ho ow to Calculat te Volume an nd Surface Re esistivities Main electro Guard ele ectrode Sample Oppo osed electrode Figure e 2-3 Electr rode Diamete...
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Page 17: Pressure To Electrode
2.6 C Cover The cover of f the 12702A A/B adopts a a safety shiel ld design. W When the cov ver is opened d, voltage cannot be app plied to the e electrodes. - Page 18 12702A A/B Resistiv vity Chambe er Operation n Manual 2.8 Inte ernal Connec ction Figure 2-5 Internal Con nnection for Volume Resi istivity Meas surement Figure 2-6 Internal Con nnection for Surface Resi istivity Meas surement...
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Page 19: Measurement Method
Connect the GND, GUARD and LO terminals on the input section of the 8340A by us- ing a short bar. b) Connect the INPUT terminal of the 8340A to the INPUT A terminal of the 12702A/B by using the TRIAX-TRIAX cable (A01009). - Page 20 3.1 Connecting to the Measuring Instruments (2) Connecting with the 8240 a) Connect the INPUT terminal of the 8240 to the INPUT terminal of the 12702A/B by using the TRIAX-TRIAX cable (A01009). b) Connect a voltage source such as the 6161 to the V SOURCE HI and LO terminals of the 12702A/B by using the banana-banana cable (A01240).
- Page 21 Connect the INPUT terminal of the 8252 to the INPUT A terminal of the 12702A/B by using the TRIAX-TRIAX cable (A01009). c) Connect the HI terminal of the 8252 to the V SOURCE HI terminal of the 12702A/B by using the output cable (A01044) and the banana adapter red (A08531).
- Page 22 12702A A/B Resistiv vity Chambe er Operation n Manual 3.2 Me easuring Volu ume and Sur rface Resistiv vities 3.2 M Measuring g Volume and Surf face Resis tivities CAUTIO 1. Th he diameter of a sample must be larg...
- Page 23 12702A/B B Resistivity y Chamber Operation M Manual Measuring Volume and d Surface Res sistivities (b) Whe en the short hand indicat tes the zero p point, and th he long hand d is shifted a bit away from m the zero po oint.
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Page 24: Measuring Volume And Surface Resistivities
12702A/B Resistivity Chamber Operation Manual 3.2 Measuring Volume and Surface Resistivities Selection between Volume and Surface Resistivity Measurements (7) Select volume resistivity measurement or surface resistivity measurement by the RESIS- TIVITY switch on the front panel. Volume resistivity measurement: Set the RESISTIVITY switch to VOLUME. -
Page 25: Storage
4. Storage 4. Storage When not in use for a long time, cover the 12702A/B with a plastic sheet or put in a cardboard box, and store it in a low humidity area away from dust. The storage temperature range is from -25°C to + 80°C. -
Page 27: Specifications
12702A/B Resistivity Chamber Operation Manual 5. Specifications 5. Specifications Specifications 12702A 12702B Electrode Main electrode 50 mm dia. 70 mm dia. diameter Guard elec- Outer 80 mm dia. 100 mm dia. trode Inner 70 mm dia. 90 mm dia. Opposed electrode 103 mm dia.
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