1. INTRODUCTION
Page 7 © 1998 DH Instruments, Inc.
1.2.9.1 HIGH (PRIMARY) PRESSURE REFERENCE
TRANSDUCER
The high pressure reference transducer has a full scale range of 1 000 psi
(7 MPa) in gauge and absolute mode.
1.2.9.2 LOW (SECONDARY) PRESSURE REFERENCE
TRANSDUCER
The low pressure reference transducer has a full scale range of 35 psi (220 kPa)
in gauge mode and 50 psi (330 kPa) in absolute mode.
1.2.10 SOURCE PRESSURE RELIEF VALVE
Internal Layout
The source pressure relief valve is a factory set, adjustable, spring loaded pressure relief
valve with a brass body, Viton O-ring seal and stainless steel internal parts. The valve is set
to relieve at 1 200 psi (8.3 MPa).
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