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3
of
30
Specifications
Operating Voltage
Universal
100 V to 240 V AC @ 50 Hz to 60 Hz; 40 VA
100 V to 240 V DC
Pressure Display
4 Red LEDs
–
4 digits (NNNN) with pressure unit auto ranging
Pressure Units
Torr / mTorr (Default)
mbar / µbar
Pa / kPa
Display Range
-0.20 mTorr to 1.5 x 10
4
Torr
(-0.26 µbar to 2.0 x 10
4
mbar)
(-0.026 Pa to 2033 kPa)
Relay Rating
Varies
From:
2 A at 30 V DC (60 V AC)
To:
0.4 A at 150 V DC (300 V AC)
See
Appendix 5
for more details
Temperature Range
2°C to 50°C
(in operation)
Weight
1 lb / 0.5 kg
Convection-enhanced Pirani
Measuring Range
1 x 10
-4
Torr to 1000 Torr (Air / Nitrogen)
(1.3 x 10
-4
µbar to 1333 mbar)
(1.3 x 10
-2
Pa to 133 kPa)
Display Resolution
Varies
From:
0.1 mTorr less than 100 mTorr
(0.13 µbar less than 133 µbar)
(0.01 Pa less than 13.3 Pa)
To:
5 Torr greater than 100 Torr
(6.7 mbar greater than 133 mbar)
(0.7 kPa greater than 13.3 kPa)
Accuracy
Pressure calculation algorithm is accurate to ±1 % of
published data for the MKS / HPS Series 317 and Granville-
Phillips 275 Convectron® gauges
(Accuracy does not include pressure gauge uncertainty)
Capacitance Diaphragm Gauge
Measuring Range
Four pressure decades (or orders of magnitude) from full scale
See
Appendix 3
for full scale range options
Output Voltage
± 15 V DC at 0.75 A
