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WEBTEC DHT 2 Series Operating Manual page 6

Digital hydraulic testers
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ON Button
The unit is designed to turn off automatically after approximately 15 minutes to conserve power.
When this occurs user programmed values are retained in the memory. The unit is restarted by
pressing the "ON" button.
Bi-Directional Loading Valve
The reverse flow valve gives positive shut-off and pressure control in both directions of flow.
The loading valve has two easily replaceable safety discs located in the valve assembly which
internally protect the tester and machine in both flow directions.
Accessories
An infrared photo-tachometer is available along with a flexible magnetic base.
Low Pressure Gauge Kit comprises 63 mm 2 1/2" Glycerine filled 40 bar (600 psi) gauge with
automatic cut-out valve, pressure test point and 300 mm (12") long micro bore hose. The test
point is fitted permanently into the tester block and the low pressure gauge can be connected
by hand without the need to stop the machine.
Adaptors. Fitting kits are available for all testers. Consult Sales Office.
TEMPERATURE
RPM
o
o
F
C
FAST
N
Fast
°C/°F
Int. Flow
FLOW / RPM
US
IMP
RPM
GPM
GPM
LPM
Units
On
Off
Tach.
Int. Flow
Ext. Flow
Tach.
4
-)-
-
+
9V
Ext. Flow
!

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Dhcr 2 series