Contents 1 Introduction ........................ 1 Notes on safety/production selection ................1 Device versions and range of delivery ................1 2 Commissioning ......................2 Replacing the batteries ....................2 3 Functions and keys ....................3 Display Mode ........................4 Menu Functions........................ 5 4 Connection to the hydraulics ...................
In particular, incorrect mounting of the manometer and the corresponding adapter can cause the manometer to be torn. For repairs or calibration of the measurement instruments, please contact a Parker sales branch. 1.2 Device versions and range of delivery Device versions/ Range of delivery Basic setting to unit “bar”...
2 Commissioning The ServiceJunior is supplied with batteries fitted. The device is operational as soon as it is turned on. 2.1 Replacing the batteries Caution! Turn off the device before replacing the batteries. Open the battery compartment. Insert the new batteries as depicted. Ensure correct polarity of the batteries.
3 Functions and keys Display • 4 ½ digit LCD with back light function • Displays measurement values and menu functions ‘bar graph’ with peak & hold function Actual value display (15 mm) MIN/MAX or Full Scale (FS) (8 mm) Battery status Analogue output ED sealing...
3.1 Display Mode The actual pressure (ACT) is indicated in the display mode. The ACT measured value is displayed in the corresponding unit. The MIN, MAX or FS values is indicated in the lower part of the display. Display Description Graphic indication of the actual pressure.
3.2 Menu Functions Following set ups can be done within the MENU Function: Automatic switch off enable/disabled • Selection of engineering units (bar/mbar/PSI/kPa/MPa) • By pressing the MENU key (2 s) the desired function appears. Skip to next function by pressing MENU again.
4 Connection to the hydraulics According to the VAS test kits, the ServiceJunior comes with a male ½” BSP pressure gauge port (hex size = 27 mm). It is made out of stainless steel and will be sealed by an ED sealing ring. In combination with the recommended sealing type the pressure port is compatible with following fluids/ media: Fluid/ Media...
5 Operating the ServiceJunior 5.1 Turning on (ON) Self test running Press MIN FS Indication of full-scale range (FS) Unit (bar) SCJN-xxx-01 Unit (PSI) SCJR-xxx-02 Auto Power Off function is active. Power Off activates automatically switch off after 5 min. This function can be altered in MENU.
Erases MIN/MAX values 5.7 OFL Display This indicates that the applied pressure is outside given full scale range. If the message will remain displayed, while the ServiceJunior is pressure less, please consult a Parker Hannifin Sales Office. page 8 of 18...
5.8 Zero Point correction (ZERO) The zero point can be corrected manually should undesired deviations occur when no system pressure is being applied (atmospheric pressure). The zero point correction sets the current ACT value to zero. In order exclude erroneous measurements, ensure no system pressure is being applied when carrying out this function.
5.10 Automatic Power Off MENU ZERO Press for 2 s Depending on the device configuration, two different displays are possible: Auto Power Off Continuous operations PO On PO OFF RESET RESET When is pressed, the When is pressed, the device Auto Power Off is enabled.
5.11 Changing the Unit MENU ZERO Press for 2 s ⇔ MENU ZERO Press to skip MENU ZERO Press once (briefly) The next unit is indicated. RESET Confirm unit selection page 11 of 18...
5.12 Filter Settings MENU ZERO Press 2 s ⇔ MENU ZERO Press MENU ZERO Press The filter function will smooth the actual read out shown on the display. Following setup can be done: Initially, the actual setting will be displayed: MENU ZERO Press once (briefly)
5.13 Display Serial Number MENU ZERO Press 2sec. ⇔ MENU ZERO Press MENU ZERO Press MENU ZERO Press Display of serial number (1. line) Display of software version (2. line) RESET Press page 13 of 18...
5.14 Connect with VAS Tester When the ServiceJunior is connected to the VAS tester, the actual display will be switched off. The bar-graph indicator is still in operation. The described filter function (5.11) is not active now and need to be set up at the VAS tester device. Following display appears: page 14 of 18...
6 Technical Data Digital pressure gauge with ACT - MIN and MAX Display bar graph display (33 segments) with peak and hold function 4 ½ digit LC display (15 mm) with back light illumination Version Battery powered with low power electronic system Life time cycle 1,500 h (No back light function) Pressure port stainless steel 1.4404 ½”...
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Digital Pressure Gauge ServiceJunior Measuring Overload- Burst- Step Tolerance range pressure pressure (± absolute) typ. max. -1.000 …1.000 mbar 4 bar 6 bar 1 mbar ± 10 mbar ± 20 mbar -1,00 . . +4,00 bar 8 bar 12 bar 10 mabr ±...
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