OTR Geotester 3.0 Use And Maintenance Manual

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U S E A N D M A I N T E N A N C E M A N U A L

P A G E 0 1

Geotester 3.0

O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290

Numero 051

www.otr-geo.it info@otr-geo.it P.IVA 00894610153

Rev. 03 del 27/04/2022

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Page 1 U S E A N D M A I N T E N A N C E M A N U A L P A G E 0 1 Geotester 3.0 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 2 U S E A N D M A I N T E N A N C E M A N U A L STRUMENTI E MISURE GEOTECNICHE E STRUTTURALI Numero 051 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Rev. 03 del 27/04/2022 www.otr-geo.it info@otr-geo.it P.IVA 00894610153...
Page 3: Table Of Contents
Power Main Menù mv/Volt Readout 4-20mA Readout Potentiometric Sensors Readout Vibrating Wire Readout PT100 Readout Settings Menù Help Menù O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 4: Geotester 3.0
U S E A N D M A I N T E N A N C E M A N U A L Geotester 3.0 Numero 051 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Rev. 03 del 27/04/2022 www.otr-geo.it info@otr-geo.it P.IVA 00894610153...
Page 5: Warnings
Do not use the instrument in water where an electric dissipation is in progress; Do not use instrument near potentially explosive gases; Don’t connect geotester 3.0 to instruments’ placed in water during an electrical dissipation; Use protective gloves; F u r t h e r m o r e •...
Page 6: Applications
U S E A N D M A I N T E N A N C E M A N U A L P A G E 0 6 A p p l i c at i o n s Geotester 3.0 has application in reading sensors for construction and geotechnical engineering •...
Page 7: Identification
I d e nt i f i c at i o n Every Geotester has a plate that indicates: • Serial number; • Model; • Full scale: • Input/Output; O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 8 185x110x35 mm Weight 400 gr battery included With indication of clamps / colors for each kind of Help sensor Numero 051 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Rev. 03 del 27/04/2022 www.otr-geo.it info@otr-geo.it P.IVA 00894610153...
Page 9: Description
Two 315 mA Protection Fuses; • A 9 Volt alkaline batteries Geotester 3.0 is delivered fully calibrated and ready to use, for battery installation refers to the following figure. Remove Phillips screw indicated in the figure; Open the battery holder;...
Page 10: Power
U S E A N D M A I N T E N A N C E M A N U A L P owe r o n Keyboard Layout with multifunction Keys Press the key : Numero 051 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Rev. 03 del 27/04/2022 www.otr-geo.it info@otr-geo.it P.IVA 00894610153...
Page 11: Main Menù
M a i n M e n ù Geotester will turn on indicating: After few seconds a menu will appear: O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 12 Press OK to select the function M i l l i vo l t R e a d o u t Connect to Geotester 3.0 the Red cable. Numero 051 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Rev.
Page 13 Sensor positive Supply (15Vdc) Black Sensor negative supply/signal Blue Positive Signal (±5000.0 mV) Refer always to sensor manual before connecting Geotester 3.0. An improper connection could damage your sensor. Press OK to enter in measure modality after learning connections and colours.
Page 14: Mv/Volt Readout
Press esc button to return to general menu. m V/ Vo l t R e a d o u t Connect to Geotester 3.0 the Yellow cable. Press OK to enter in Millivolt reading menu and it will appear: Numero 051 O.T.R.
Page 15 Green Differential Positive Ouput signal (± 2mV/V/FS) White Differential Negative Ouput signal (± 2mV/V/FS) Refer always to sensor manual before connecting Geotester 3.0. An improper connection could damage your sensor. Press OK to enter in measure modality after learning connections and colours.
Page 16: 4-20Ma Readout
Green Sensor signal return (L-) Black Sensor negative supply (3 Wires 4-20 mA sensors only) Refer always to sensor manual before connecting Geotester 3.0. An improper connection could damage your sensor. Press OK to enter in measure modality after learning connections and colours.
Page 17 Press fn button to change luminosity, this value will be automatically recorded in Geotester Memory. Press esc button to return to general menu. O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 18: Potentiometric Sensors Readout
Black Sensor negative supply of the sensor Blue Sensor Ouput (0 to positive supply) Refer always to sensor manual before connecting Geotester 3.0. An improper connection could damage your sensor. Press OK to enter in measure modality after learning connections and colours.
Page 19 Press fn button to change luminosity, this value will be automatically recorded in Geotester Memory Press esc button to return to general menu. O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 20: Vibrating Wire Readout
White Coil - of the sensor White Thermistor of the sensor Green Thermistor of the sensor Refer always to sensor manual before connecting Geotester 3.0. An improper connection could damage your sensor. Press OK to enter in measure modality after learning connections and colours.
Page 21 Press upper arrow to change the band of VW sensor Press lower arrow to change the band of VW sensor O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 22 Please note that band is always expressed in Hz even if output can be selected in Digits in Settings Menu. If Tracking Option is selected Geotester 3.0, after having found a stable output, will concentrate the sweep in the values near to sensor oscillation.
Page 23: Pt100 Readout
PT100 ina range -30°C / +75°C (effective full scale is possible -100°C/+100°C). Connect to Geotester 3.0 the cable with dedicated module. Press OK to enter in °C reading menu and it will appear: O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153...
Page 24 Reading a PT100 with just 2 wires is recommended only for short cables. Cable resistance modify precision and readings. Refer always to sensor manual before connecting Geotester 3.0. An improper connection could damage your sensor. R e a d i n g P T 1 0 0 w i t h 3 w i r e s...
Page 25 Press fn button to change luminosity, this value will be automatically recorded in Geotester Memory. Press esc button to return to general menu. O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Numero 051 www.otr-geo.it info@otr-geo.it P.IVA 00894610153 Rev. 03 del 27/04/2022...
Page 26: Settings Menù
Press fn button to change luminosity, this value will be automatically recorded in Geotester Memory. Press esc button to return to general menu. Numero 051 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Rev. 03 del 27/04/2022 www.otr-geo.it info@otr-geo.it P.IVA 00894610153...
Page 27 A c t i v e Ke y : Press upper arrow (2) to select auto off option: you can set the minutes of inactivity after which Geotester 3.0 will turn off automatically Press left arrow (4) to change Sound option (On beep, Off click) •...
Page 28: Help Menù
Press esc button to return to general menu. Press upper arrow to return to previous section Press upper arrow to return to following section Numero 051 O.T.R. s.r.l. Via Btg. Susa 36 29122 Piacenza +39 0523 594290 Rev. 03 del 27/04/2022 www.otr-geo.it info@otr-geo.it P.IVA 00894610153...
Page 29 Make use of batteries or power supplies not expected. If internal protection fuse must be replaced: • Contact technical service of OTR (assistenza@otr-geo.it); • If you decide to replace independently the fuse use only 315 mA 5x20 mm cartridge Fuses.