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MODEL 381 pH/ORP | SECTION 1.0 |
| DESCRIPTION AND SPECIFICATIONS |
1.3ORDERING INFORMATION Model pH/ORP Sensor is housed in a PES body suitable for insertion, submer- sion or flow through installation. The sensor includes an integral preamplifier, measuring electrode, double junc- tion
MODEL 381 INSERTION, SUBMERSION, FLOW THROUGH SENSOR
CODE | FUNCTION |
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pH | Requires Code 30 |
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ORP | Requires Code 32 | (not for use with 1054/1054A ORP Series) |
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pHE | Requires Code 31 | (for use with 1054/1054A/2054 Series and 2081) |
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CODE INSTALLATION
02Submersion
03Flow Through
04Flow Through with Flow Powered Cleaner (not available with ORP)
CODE MEASURING ELECTRODE
10General purpose pH
11High pH Electrode, requires Code 21. For sodium concentrations greater than 1% or continuous measurement above 11 pH.
12Ruggedized pH Electrode. For abrasive solutions.
13Platinum ORP Electrode.
14Gold ORP Electrode.
15HF pH Electrode. For HF concentrations less than 100 ppm.
CODE LIQUID JUNCTION
20Wood/KYNAR Liquid Junction
21Ceramic/KYNAR Liquid Junction
CODE TEMPERATURE COMPENSATION
30Automatic T.C., 3.0K ohm. For Models 1003, 1050 & 1181 pH
31Automatic T.C.,
32Automatic T.C., NOT REQUIRED (For Models 1023, 1060 and 1181 ORP)
CODE CABLE
40 15 ft. cable for integral sensor preamp
41 15 ft. coax cable w/BNC connector for remote sensor preamp and integral analyzer preamp
42 15 ft. coax cable w/o BNC connector for integral analyzer preamp (1054,
43 50 ft. cable for integral sensor preamp
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| CODE | INTEGRAL PREAMPLIFIER |
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| 50 | Preamp for Models 1181 pH/ORP & 1050/1060 |
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| 51 | Preamp for Models 1003/1023 |
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| 52 | Preamp NOT REQUIRED |
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| 54 | Preamp for Models 1054/2054 Series, and 2081 |
381 | pH | 00 | 10 | 20 | 30 | 40 | 51 | EXAMPLE |
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