Omega Products ORE-2715 Installation Manual

User’s Guide

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PHE/ORE Series

pH/ORP Electrodes

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WARNING: These products are not designed for use in, and should not be used for, patient-connected applications.

page 2 OMEGA PHE/ORE Series pH/ORP Electrode Instructions

OMEGA PHE/ORE Series pH/ORP Electrode Instructions

1.0 in.

(27 mm)

0.9 in.

(23 mm)

4.1 in.

(104 mm)

3.4 in.

(86 mm)

1.2 in.

(30.5 mm)

2.6 in.

(65 mm)

1.0 in.

(27 mm)

1.2 in.

(30.5 mm)

2.6 in.

(65 mm)

0.9 in.

(23 mm)

3.4 in.

(86 mm)

3.8 in.

(97 mm)

50

3

PSIBAR

50

12275167

25
77

0

10

32

50

25

2

75

5

100

7

°F

°C

PHE-3271

PHE-3271-HF

SAFETY INSTRUCTIONS

1. Depressurize and vent system prior to installation or removal.

2. Confirm chemical compatibility before use.

3. Do not exceed maximum temperature/pressure specifications.

4. Wear safety goggles or faceshield during installation/service.

5. Do not alter product construction.

6. When using chemicals or solvents care should be taken and appropriate eye, face, hand, body,
and/or respiratory protection should be used.

1. Technical Data

1.1 General

Compatibility: OMEGA PH-2720-PA Twist-Lock Preamplifier

Pipe Size Range:

•1/2 in. and up.

• Use OMEGA installation fittings to 4 in.

• Use pipe adapter in pipes over 4 in.

• Submersion with PH-2720-PA pre-amplifier requires 3/4 in.
NPT or ISO 7-R 3/4 in. male threaded extensions

Efficiency: >97% @ 25°C (77° F)
Wetted Materials: CPVC Body

Glass
FPM O-rings
Porous UHMW Polyethylene reference
junctions
ORP: Platinum sensing surface

Primary Functions: PHE-3271, ORE-2715: Flat surface

resists fouling
PHE-2716, ORE-2717: Bulb surface for
general use
PHE-3271-HF: Extended use in
applications with trace hydrofluoric acid
(<2%)
PHE-2716-DI: Extended use in pure
waters (<100 µS)

1.4 Temperature and pressure specifications

ORP electrode operating Temperature/Pressure

• 6.89 bar @ 0°C to 65ºC (100 psi @ 32° to 149° F)

• 4.00 bar @ 66ºC to 85°C (58 psi @150° to 185°F)

PHE-2716 and PHE-2716-DI pH electrode operating Temperature/

Pressure

• 6.89 bar @ 0°C to 65ºC (100 psi @ 32° to 149° F)

• 4.00 bar @ 66ºC to 85°C (58 psi @150° to 185°F)

PHE-3271 pH electrode operating Temperature/Pressure

• 6.89 bar @ 10°C to 65ºC (100 psi @ 50° to 149° F)

• 4.00 bar @ 66ºC to 85°C (58 psi @150° to 185°F)

Secondary Junction: Nylon Filament
Element: Ag/AgCl
Shipping Weight: 0.2 kg (0.4 lb)

1.2 PHE-3271 and PHE-2716 pH Electrodes

Operating Range: 0 to 14 pH (PHE-3271-HF: 0 to 12 pH)
Reference: Electrolyte: Solidified Acrylamide Gel

3.5M KCI (PHE-3271, PHE-3271-HF,
PHE-2716)

Temperature Sensor: 3KΩ Balco (3000Ω = 25°C)
ResponseTime: <5 s for 95% of signal change
Response Time, τ: 140 s (PHE-3271), 196 s (PHE-2716)

0.1 M KCl (PHE-2716-DI)

1.3 ORE-2715/ORE-2717 ORP Electrodes

Operating Range: -999 to +999 mV
Reference: Electrolyte: Solidified Acrlyamide Gel

Response Time: Application dependent

3.5M KCL

OMEGA PHE/ORE Series pH/ORP Electrode Instructions

PHE-3271-HF pH electrode operating Temperature/Pressure

• 6.89 bar @ 0°C to 50ºC (100 psi @ 32° to 122° F)

Storage Temperature: > -12° C (11° F)

1.5 Dimensions

Flat electrode Bulb electrode

page 3