Thermo-fisher-scientific Alpha pH 100 User Manual

pH/ORMODEoCSETUREADYRELAYENTER7.0Alpha pH 100 C/CXpH/ORPController / Transmitter INSTRUCTION MANUALTechnology Made Easy ...

9To calibrate the controller at any time, you may have to enterthe password that you set, in order to access the calibrationmode. Once you have enter

105. Calibrating the Controller5.1 The Lower Level MenusThe "CAL PH/CAL OrP" display is the first menu seen uponentering the lower-level m

11complete the pH calibration, as fo pH 7.0. Press MODEkey to return to measurement mode.Note : If the pH value is not nearto any buffer, pressing EN

125.4 Calibrating for ORP Measurement1. Make sure that the ORP mode isset before calibration.2. Enter this menu by pressingMODE key twice to the “S

13the “CAL” and “PH” display blinks alternatively. Press ▼key once, the display shows “CAL”“oC” blinking.2. Press ENTER and the display alternativel

14ATC OFF : If a PT 100 is not used,then the ATC should be set toOFF. In step 3 above, choose bypressing ▲ and ▼ keys to selectATC OFF. Then press ENT

155.6 Setting the Alarm FeatureThis menu allows you to change the High and Low Setpoint andHysteresis values. See Section 8 for hysteresis applicatio

165.6.2 The Hi HYS Menu1. Enter this menu by pressing theMODE key to the “SEt” displayif you are in the measurementmode.2. Press ENTER key. If thepa

175.6.3 The Lo SEt Menu1. Enter this menu by pressingMODE key twice to the “SEt”display if you are inmeasurement mode.2. Press ENTER key. If thepass

185.6.4 The Lo HYS Menu1. Enter this menu by pressingthe MODE key to the “SEt”display if you are in themeasurement mode.2. Press ENTER key. If thepa

1PrefaceThis manual serves to explain the use of the Alpha pH100 pH/ORP Controller/Transmitter. The units coveredare Alpha C and CX pH/ORP Controller/

196. Using the Controller Current Loop forDatalogging (for Transmitter Model Only)The 4-20 mA Current LoopA 4-20 mA current loop can be connected if

207. Additional InformationThe controller allows you to set High and Low alarms thatswitch on or off relays, and activating or deactivating deviceslin

21Explanation of the diagram in the previous pageA - Reading reaches (Hi SET - ½ HI HYS), the Hi-Set relayremains inactivated.B - Reading reaches abo

22JP1 Selects the input voltage between 110VAC or 220 VACJP3 & JP4 Selects for pH or ORP mode. Pleaserefer to Appendix 2A and 2B for thediagramsJP

23Appendix 2A - Jumper Positions, pHJumper Positions - inside the Controller

24Appendix 2B - Jumper Positions, ORPJumper Positions - inside the Controller

25Appendix 3 - pH Offset / Slope4.04.57.07.510.010.5mV AxispH AxisCurrent pH curveAdjusted pH curve

268. Technical SpecificationspH Range 0.0 to 14.0 pH Resolution 0.1 pH Relative Accuracy +/- 0.1 pHmV Range -1250 to +1250 mV Resolution 10 mV Rel

27NOTES

2TABLE OF CONTENTS1. Introduction------------------------------------------------------------ 32. Getting Acquainted----------------------------------

31. IntroductionThe alpha pH 100 series pH/ORP Controller/Transmitter is thelatest innovation of process controllers from EutechInstruments. Incorpora

42. Getting Acquainted2.1 Front PanelThe front panel consists of a 3 digit LED display together with 5LED annunciators. There are also 4 keys as shown

52.2 Back PanelThe back panel consists of two connectors. The first one is a 4-way screw terminal and the second is a 12-way screw terminal.Refer to t

62.3 Selecting pH/ORP Measurement ModeYou can set the appropriate pH/ORP measurement mode fromthe jumper. See Appendix 1 for details on the jumper po

73. Operating the Controller3.1 The Main DisplayPress MODE key to switch to threemain displays - the pH/ORPdisplay, the temperature displayand “SEt

84. Setting Up the Controller4.1 Setting and Changing the Password4.1.1 Setting New PasswordTo set a password, press MODE keyuntil the “SEt” is disp