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Suntex PC-300A Series User Manual

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PC-300A
Series
Microprocessor
pH/ORP
Transmitter
Operation
Manual
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Suntex PC-300A Series Specifications

General IconGeneral
CategoryTransmitter
SeriesPC-300A
ManufacturerSuntex
EnclosureIP65
Protection RatingIP65
Accuracy±0.25% FS
Output Signal4-20 mA
Operating Temperature-20 to 80°C
Process Connection1/2" NPT
Media CompatibilityCompatible with most liquids and gases
Zero and Span AdjustmentManual adjustment

Summary

Precautions for installation

1. Specification

2. Assembly and Installation

2.1 Transmitter Installation

Steps for installing the transmitter onto a panel.

2.2 Panel Mounting Illustration

Diagrams showing panel mounting dimensions and hole placement.

2.3 Electrode and Housing Assembly

2.3.1 Cable Setup

Instructions on preparing and connecting the coaxial cable.

2.3.2 Immersive Holder and Junction Box Assembly

Detailed assembly instructions for the electrode holder and junction box.

Holder Support Base Installation

Instructions for installing the L-shaped electrode holder support base.

2.3.3 Protective Holder and Support Base Illustration

Diagrams and dimensions for the protective holder and support base.

2.4 Round Junction Box Description

Round Junction Box 2-Wire System

Wiring diagram and terminal labels for a 2-wire system.

Round Junction Box 3-Wire System

Wiring diagram and terminal labels for a 3-wire system.

2.5 Square Junction Box Description

Square Junction Box 2-Wire System

Wiring diagram and terminal labels for a square junction box (2-wire).

Square Junction Box 3-Wire System

Wiring diagram and terminal labels for a square junction box (3-wire).

3. Wiring

3.1 Rear Panel Illustration

Diagram of the rear panel connections and terminals.

3.3 Transmitter Wiring Descriptions

3.3.1 Electrical Connection Illustration

Wiring diagram for electrical connections, including relays and external devices.

3.3.2 ATC Probe and Temperature Compensation Wiring

Diagrams and tables for wiring ATC probes and temperature compensation.

3.4 PH-300T Accessorial Transmitter Installation

Wall Mounting Illustration

Diagrams for wall mounting the PH-300T transmitter.

Pipe Mounting Illustration

Diagrams for pipe mounting the PH-300T transmitter.

3.5 PH-300T Connection

3.6 PH-300T Wiring Description

PH-300T 2-Wire Distribution System

Wiring diagram for PH-300T in a 2-wire system.

PH-300T 3-Wire Distribution System

Wiring diagram for PH-300T in a 3-wire system.

3.7 PH-300T Calibration Steps

pH Calibration

Detailed steps for calibrating the pH electrode.

ORP Calibration

Detailed steps for calibrating the ORP electrode.

3.8 Online pH/ORP Measurement System Illustration

4. Configuration

4.1 PC-310A Front Panel Illustration

Diagram of the PC-310A front panel controls and indicators.

PC-310A Button Functions

Explanations of POWER, STDBY, CALIB, and MODE buttons.

4.2 PC-320A Front Panel Illustration

MODE Function

Explanation of the MODE button's functions and operations.

H1,H2,L1,L2 Knob Functions

Explanation of the set point control knobs for PC-320A.

4.3 PC-300A Block Diagram

5. Calibration

5.1 pH Electrode Calibration

Detailed procedure for calibrating the pH electrode.

5.2 ORP Electrode Inspection

Procedure for inspecting and calibrating the ORP electrode.

6. Setting

6.1 RELAY Control Setup

How to set up and configure the RELAY control functions.

6.2 Analog Output Setting and RELAY Test

7. Maintenance

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