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Related Manuals for Omega Engineering PHTX-11
Summary of Contents for Omega Engineering PHTX-11
- Page 1 Operator ’ s Manual OjyjEGA ENGINEERING, INC. AnO.VfEG.4 Group Company...
- Page 2 OMEGA3 is a registered trademark of OMEGA ENGINEERING, INC. 0 Copyright 1986 OMEGA ENGINEERING, INC. All rights reserved including illustrations. Nothing in this manual may be reproduced in any manner, either wholly or in part for any purpose whatsoever without written permission from OMEGA ENGINEERING, INC.
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Page 3: Table Of Contents
PART I - INTRODUCTION Specification General Descriptio PART II - INSTALLATION Unpacking Mounting Wiring PART III - OPERATION INSTRUCTION TECHNICAL INFORMATION Controls Operation PART IV - CALIBRATION Calibration interval Equipment required Calibration procedure PART V SERVICE Block diagram Table I Transmitter dimensions input/output connections and Adjustment pot location Table II... -
Page 4: Specification S
Accuracy: Repeatability: Output meter: Supply Voltage Effect: Operating Temperature: R.H.: Isolation: Common Mode Rej.: Temperature Compensation: MODEL PHTX-11 SPECIFICATIONS Any 1 thru 14, jumper programmable zero and span adjustable 1013 ohm 4 to 2onlA 12 to 0 to 3400 ohms *.Ol... -
Page 5: Part I - Introduction
LCD digital display, modular construction, programmable span selection, compensation and a NEMA The Model PHTX-11 accepts as its input any It transforms the probe signal to a 4 to 20mA D.C. over 2-wires to a control location. -
Page 6: Wiring
2.4 Panel Mounting - refer to Table II for hole sizes and locations. mounting requires the PVC mounting feet and four PVC mounting blocks. The blocks are drilled and tapped for Wiring 3. 1 After the enclosure is properly mounted the wires for input, output, ground and remote temperature sensing should be routed through the en- closure hubs. -
Page 7: Technical Information
PART III - OPERATING INSTRUCTIONS Controls switch is Display indicate 0.00 pH to 14.00 When the switch is pressed and held, current to mA, normally 4.0 "pH CAL" potentiometer is an offset adjustment for the input circuit board. probes, it affects the displayed readout and the output current. "Slope"... -
Page 8: Part Iv - Calibration
Ad,just "SloPe" #l in place. The PHTX-11 is shipped with this The output is adjustable for a span of 6 to 14 pH, the "Zero" adjust sets for the 4 pH point of the range, and the "Span" sets the pH point of the range. - Page 9 RANGE #3 is with jumpers for a span of 1 or 2 3.6 SPAN h ZERO adjustments interact and require going back and forth between Connect a millivolt source, them. at the input, a resistor at the temperature compensation terminals. (Refer to Table I for the correct resistor and millivolt values).
- Page 10 < ‘ ----!-!
- Page 11 2s ” c 4o ” c Temp. +379.3 +414-o +434 +325 +354 +372 +295 1-270.1 +216 ‘ 236. 6 +177 +162 +108 + i18.3 + 54.19 + 59.15 + 62.13 - 59.15 - 54.1 9 -108. 4 -118.3 -162. 6 -177.
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Page 13: Table Ii
TABLE II EL CUT-OUT 7 ’ DIA . HOLE -l O -... - Page 14 1M31359-Tmo QWKE%k,. Measurement and Control TEMPERA7UWE Cl Thermocouple, Probes &Assemblies Cl Connector Systems and Panels Cl Wire: Thermocouple, RTD and Thermistor Cl Calibrators and Ice Point References Cl Recorders, Controllers and Process Monitors Cl Data Acquisition Modules and Data Loggers Cl Computer Sensor Interface PRESSURElSTRAlN Transducers...