Thermo Scientific ALPHA PH 1000 Manual
  1. Manuals
  2. Brands
  3. Thermo Scientific Manuals
  4. Transmitter
  5. Alpha pH 1000
  6. Manual
Thermo Scientific ALPHA PH 1000 Manual

Thermo Scientific ALPHA PH 1000 Manual

Controller/transmitter ph / orp
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
Alpha pH 1000
Controller/Transmitter
pH / ORP

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the ALPHA PH 1000 and is the answer not in the manual?

Questions and answers

Related Manuals for Thermo Scientific ALPHA PH 1000

Summary of Contents for Thermo Scientific ALPHA PH 1000

  • Page 1 Alpha pH 1000 Controller/Transmitter pH / ORP...
  • Page 2 ROSS and the COIL trade dress are trademarks of Thermo Fisher Scientific Inc. U.S. patent 6,793,787. AQUAfast, Cahn, ionplus, KNIpHE, No Cal, ORION, perpHect, PerpHecT, PerpHecTion, pHISA, pHuture, Pure Water, Sage, Sensing the Future, SensorLink, ROSS, ROSS Ultra, Sure-Flow, Titrator PLUS and TURBO2 are registered trademarks of Thermo Fisher. 1-888-pHAX-ION, A+, All in One, Aplus, AQUAsnap, AssuredAccuracy, AUTO-BAR, AUTO- CAL, AUTO DISPENSER, Auto-ID, AUTO-LOG, AUTO-READ, AUTO-STIR, Auto-Test, BOD AutoEZ, Cable-Free, CERTI-CAL, CISA, DataCOLLECT, DataPLUS, digital LogR, DirectCal,...
  • Page 3 Preface This manual serves to explain the use of the Alpha pH1000 pH/ORP process controller/transmitter. The manual functions in two ways, firstly as a step by step guide to help the user operate the instrument. Secondly, it serves as a handy reference guide. This instruction manual is written to cover as many anticipated applications of the Alpha pH1000 pH/ORP process controller/transmitter.

  • Page 4: Safety Information

    Safety Information The Controller/ Transmitter shall be installed and operated only in the manner specified in this Instruction manual. Only skilled, trained or authorized person should carry out installation, setup and operation of the instrument. Before powering up the unit, make sure that power source is connected to it as specified on the top label.

  • Page 5: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ___________________________________________________ 1 Description of Unit.................... 1 Applications...................... 1 ASSEMBLY AND INSTALLATIONS ____________________________________ 2 Measurement and Control System..............2 Unit Dimensions ....................2 ELECTRICAL CONNECTIONS ________________________________________ 3 Connection Diagram ..................3 Back Panel ....................... 5 OVERVIEW _______________________________________________________ 6 Keypad and Display ..................

  • Page 6: Introduction

    INTRODUCTION Description of Unit Thank you for purchasing the ¼ DIN Alpha pH1000 pH/ORP process controller/transmitter. This unit is used for measuring either pH or ORP parameter one at a time, and the operational mode is switchable from the menu. You can use this unit to measure pH or ORP with limit control.

  • Page 7: Assembly And Installations

    ASSEMBLY AND INSTALLATIONS Measurement and Control System A typical measurement system consists of: • a pH/ORP process controller • a pH/ORP combination electrode with integrated or separate temperature sensor Pt 100/1000, • an immersion, flow or process assembly with or without a potential matching pin (PMP) •...

  • Page 8: Electrical Connections

    ELECTRICAL CONNECTIONS Connection Diagram ENSURE electrical mains is disconnected before proceeding. 18 19 20 21 22 PE/S Potential Matching Pin (PMP) Signal Input pH/O Pt 100 Relay A Hold Input Signal Output Power Mains Relay B Alarm PE/S * ) indicated contact positions are for currentless con ditions...
  • Page 9 Temp. PE N 0 / PA Symmetrical high-impedance connections Measuring Cable pH Combination Potential Electrode Matching Pin (PMP) PE N 0 / PA Asymmetrical connections Measuring Cable Potential pH Combination Matching Pin (PMP) Electrode...

  • Page 10: Back Panel

    Back Panel ENSURE electrical mains is disconnected before proceeding. The back panel consists of two connectors. The first connector is the 17-way PCB edge connector and the other is the 5-way connector. Connection for the 17-way screw terminals (from left to right): AC mains live wire Alarm/Wash relay working position (NO) AC mains neutral wire...

  • Page 11: Overview

    OVERVIEW Keypad and Display 4.1.1 Keypad • Perform rapid 2-point calibration • Allows entry to Set up mode • Select individual functions within the function group of Set up mode • Store input data in the Set up mode • Start calibration in the calibration mode •...

  • Page 12: Function Groups

    Function Groups The main function and sub-function groups are organised in a matrix format for configuration and selection of parameters. The main function groups are: Offset adjustment (OFS) Temperature Measurement / compensation settings (Set Control relay 1 configuration (SP1) Control relay 2 configuration (SP2) Control type (Cntr) Current output (mg) Configuration (ConF)

  • Page 13: Control Concept

    Control Concept The main function and sub-function groups are organised in a matrix format as shown below. These functions can be accessed via the front keypad for configuration and selection of parameters. MEASURE CODE OFFSET Set Offset Process temp. Calib. temp. SET C Switch On/Off ATC Calibrate Pt100...

  • Page 14: Measurement

    MEASUREMENT Display in Measurement mode When the controller is initially powered on, it automatically enters into the Measurement mode after the large dual LCD displays all segments briefly. The upper display shows the measured pH or ORP value, while lower display shows either temperature value if controller is set for pH measurement or “OrP”...
  • Page 15 5.2.1 How to enter and change parameters in Calibration mode 1) Press the CAL key. The upper display shows “000” and the lower display shows “C.Cd” to prompt the user to enter the SETUP Calibration security code. 2) Press the ▲ or ▼ key to scroll upper display to Calibration HOLD security code “11”.

  • Page 16: Calibration

    CALIBRATION You can reach the Calibration mode directly from the Measurement mode by pressing the CAL key and entering the Calibration security code. You can also reach the Calibration mode from the Advanced Setup mode. pH Calibration This unit features 7 preset buffer values (1.01, 4.01, 6.86, 7.00, 9.00, 9.18 and 10.01) for fast auto calibration.

  • Page 17: Orp - Mv Calibration

    8) Press the ENTER key. If you entered the calibration mode using the CAL key, the controller will return to the Measurement mode. If you entered the calibration mode from the Advanced Set-up mode, the controller will return to the sub-function menu. Note: If there is a calibration error, the controller displays “ERR”.

  • Page 18: Orp - % Calibration

    ORP – % Calibration The ORP % mode allows you to calibrate at two points: a low concentration sample (20%) and a high concentration sample (80%). To calibrate the controller for ORP %: Enter Calibration mode. While in the Measurement mode, press the CAL key and scroll to Calibration SETUP code “11”.

  • Page 19: Advanced Set Up Mode

    ADVANCED SET UP MODE Electrode Offset (OFS) sub-function You can perform electrode offset only in the pH mode. This mode allows you to change the offset parameter to make reading corrections without removing the electrode from the control system. You can make adjustments of up to ±120 mV. The controller will add or subtract the value from the measured pH and display the correct value.
  • Page 20 7.2.2 Temperature calibration (ATC mode only) 1) Select “ATC on” as described above in Section 7.2.1. SETUP 2) Press ENTER key. The upper display indicates current temperature offset. The current measured temperature is HOLD shown in the lower display. 3) Compare the current measured temperature on the controller display to a thermometer known to be accurate.

  • Page 21: Control Relay A/ Control Relay B (Sp1/Sp2) Sub-Function

    Control Relay A/ Control Relay B (SP1/SP2) sub-function The SP1 option sets operating parameters for Relay A; the SP2 option sets operating parameters for relay B. Since these groups have the same set-up parameters, they are described together. Entering Set point 1 (Set point 2) sub-function 7.3.1 Enter Advanced Set-up mode.
  • Page 22 1) Follow directions in 7.3.1 to enter Control Relay mode. 2) Press the ENTER key. Scroll with the ▲ or ▼ key until the SETUP 0.50 upper display shows the hysteresis (dead band) value and the lower display shows “HYS”. HOLD 3) Press the ▲...

  • Page 23: Controller (Cntr) Sub-Function

    Controller (Cntr) sub-function You can set the controller’s parameters in this sub-function. 7.4.1 Entering Controller sub-function 1) Enter Advanced Set-up mode. Press the ENTER key and scroll to Advanced set-up security code “22”. Press the ENTER key again. 2) Press the ▲ or ▼ key to scroll until upper display shows “Cntr”. SETUP HOLD SETUP...
  • Page 24 1) Follow directions in 7.4.1 to enter Controller mode. 2) Press the ENTER key. Scroll until the lower display shows “rEL” and the upper display shows the current selection (de- energised = dEEN or energised = EN). 3) Press the ▲ or ▼ key to choose de-energised or energised relay state.

  • Page 25: Current Output (Mg) Sub-Function

    Current Output (rng) sub-function This sub-function lets you set the controller current output SETUP range of this unit. HOLD 7.5.1 Entering current output sub-function 1) Enter Advanced Set-up mode. Press the ENTER key and scroll to Advanced Set-up security code “22”. Press the ENTER key again.

  • Page 26: Configuration (Conf) Sub-Function

    Configuration (ConF) sub-function This group of parameters lets you configure the controller to suit your requirements. 7.6.1 Entering the Configuration sub-function 1) Enter Advanced Set-up mode. Press the ENTER key and scroll to Advanced Set-up security code “22”. Press the ENTER key again. 2) Press the ▲...
  • Page 27 7.6.3 Selecting Alarm or Wash function This function allows you to use the Alarm relay as Wash contact. The Wash contact is used in combination with automatic cleaning systems. During the wash cycle, the analogue output is set on hold. 1) Follow direction in 7.6.1 to enter Configuration mode.
  • Page 28 7.6.6 Configuring the Wash contact if relay 3 has been set to the Wash mode 1) Follow direction in 7.6.1 to enter Configuration mode. 2) Press the ENTER key until upper display shows “Alr” or “CLn”. 3) Press the ▲ or ▼ key to select the “CLn” function. Press the ENTER key.

  • Page 29: Calibration (Cal) Sub-Function

    7.6.8 Reverting to factory default settings Use this parameter to reset all settings to factory default. 1) Follow directions in 7.6.1 to enter Configuration mode. 2) Press the ENTER key until the upper display shows “no”, “FCt” or “CAL”, and the lower display shows “deF” (default). 3) Press the ▲...

  • Page 30: Auto Mode (Mode After Switch-On)

    AUTO/MANUAL MODE Regardless of the mode, you can control devices connected to Relay A or Relay B from the front panel of this controller. In Automatic mode, the controller’s set point values activate the relays. In Manual mode, you have manual control of the relays so you can prime the pump or check pump status without operating the entire system.

  • Page 31: Technical Specifications

    TECHNICAL SPECIFICATIONS pH Range 0.00 to 14.00 pH Resolution 0.01 pH ± 0.01 pH Relative Accuracy mV Range 0 to 100.0% / -1000 to +1000 mV Resolution 0.1% / 1mV ± 1 mV Relative Accuracy Temperature - 9.9 to + 125.0 Resolution ±...
  • Page 32 Mechanical Specifications Dimensions (control panel housing - L x H x W) 175 x 96 x 96 mm Weights (control panel housing) max. 0.7 kg Material ABS with polycarbonate (front housing) Insulation (Front / Housing) IP 54 / IP 40...

  • Page 33: Accessories

    10 ACCESSORIES Replacement Unit Product Description Thermo Scientific Eutech Code no. Code no. Alpha-pH1000 pH/ORP Controller/Transmitter with 0/4-20 TSPHCTP1001 ECPHCTP1001 mA output and 110VAC Setting Alpha-pH1000 pH/ORP Controller/Transmitter with 0/4-20 TSPHCTP1002 ECPHCTP1002 mA output and 220VAC Setting Assembly Accessories Product Description Code no.

  • Page 34: General Information

    11 GENERAL INFORMATION 11.1 Warranty Thermo Scientific warrants this product to be free from significant deviations in material and workmanship for a period of one year from the date of purchase. If repair is necessary and has not been the result of abuse or misuse within the warranty period, please return by freight pre- paid and amendment will be made without any charge.

  • Page 35: Appendices

    12 APPENDICES 12.1 Appendix 1 Before opening the unit, ENSURE that the power cable is physically separated from the power supply. Jumper Positions - Internal to the controller JP 1 Selects the input voltage 220 VAC. JP 2 Selects the input voltage 110 VAC. JP 3 Solder bridge selects between Pt100 and Pt1000.
  • Page 36 12.2 Appendix 2 The following table shows the various pH values at different temperature of the solution during calibration. Temperature ( pH 1.00 pH 4.01 pH 6.86 pH 7.00 pH 9.00 pH 9.18 pH 10.01 0.96 4.01 6.98 7.12 9.33 9.47 10.32 0.99...
  • Page 37 12.3 Appendix 3 Simple Explanation on the Function of Hysteresis S P 1 S e t t o L O S P 2 S e t t o H I R E L A Y O N R E L A Y O F F 4 .
  • Page 38 12.4 Appendix 4 General Instructions Concerning Controller Setting MIN function MAX function 100% Prop. band Prop. band SP 1 SP 2 Control characteristic of P-Controller as proportional controller MIN function MAX function 100% SP 1 SP 2 Xp = 0 Xp = 0 Control characteristic of P-Controllers as limit value switch Characteristics of Pulse Length and Pulse Frequency...
  • Page 39 The output relay of the pulse length controller is clock-timed. The switching period T remains constant. Depending on the divergence from the limit value, the switch-on time t is increased or decreased in accordance with the proportional range Xp. The following applies: = T (Const.) greater divergence →...
  • Page 42 Water Analysis Instruments North America 166 Cummings Center Beverly, MA 01915 USA Toll Free: 1-800-225-1480 Tel: 1-978-232-6000 Dom. Fax: 1-978-232-6015 Int’l Fax: 978-232-6031 Europe P.O. Box 254, 3860 AG Nijkerk Wallerstraat 125K, 3862 CN Nijkerk, Netherlands Tel: (31) 033-2463887 Fax: (31) 033-2460832 Asia Pacific Blk 55, Ayer Rajah Crescent #04-16/24, Singapore 139949...

Table of Contents