Page 1: ...AnO VfEG 4 Group Company OjyjEGA ENGINEERING INC Operator s Manual...
Page 2: ...n an authorized return AR number The designated AR number should then be marked on the outside of the return package To avoid processing delays also please be sure to include 1 Returnee s name address...
Page 3: ...n Table II 9 10 1 2 2 2 3 4 CALIBRATION 1 Calibration interval 5 2 Equipment required 5 3 Calibration procedure TECHNICAL INFORMATION 1 Controls 2 Operation PART IV OPERATION INSTRUCTION INSTALLATION...
Page 4: ...ms Ez ii 2onlA 12 to 80 VDC 1013 ohm 4 to MODEL PHTX 11 SPECIFICATIONS Spans Input Impedance Output Current Power Supply Load Resistor Linearity Temperature Coefficient Accuracy Repeatability Output m...
Page 5: ...can change the range of output signal by utilizing jumpers on one of the circuit boards and adjusting the zero and span pots The 4 to 20mA output can be for the full 0 to 14 pH level is constantly di...
Page 6: ...lculate the required power supply voltage from the following equation Minimum power supply voltage phillips head screws supplied The input probe connector is a BNC jack mounted on the input circuit bo...
Page 7: ...ected to this pair of pads Jumper mA output current level for the desired pH level it is used in conjunction with the range switch The Zero pot affects the output current only There is interaction bet...
Page 8: ...from the millivolt source or a pH 2OmA Remove the cover from the range switch and turn all switches Off l Input adjustments should not be made while the output is in an over current condition ie grea...
Page 9: ...n terminals Refer to Table I for the correct resistor and millivolt values Adjust the Zero for 4 h ZERO adjustments interact and require going back and forth between them Connect a millivolt source or...
Page 10: ..._ _ 7 i _ iI __ l I...
Page 11: ...4 9 118 3 124 2 128 2 136 2 144 1 74 0 3 9 108 4 72 0 5 68 0 9 64 1 2 62 13 59 15 54 1 9 0 0 8 74 0 3 72 0 5 68 0 9 64 12 59 15 62 13 54 19 i48 1 6 144 1 136 2 2 12a 124 2 i18 3 108 4 333 5 ___ L 204...
Page 12: ...1 v b...
Page 13: ...l O t 7 DIA HOLE EL CUT OUT TABLE II PAN...
Page 14: ...s Cl Flowmeter Systems Cl Air Velocity Indicators Cl PRESSURElSTRAlN Cl Transducers Cl Strain Gauges Cl Load Cells Cl Pressure Gauges Cl Instrumentation Cl Recorders Controllers and Process Monitors C...
