|
Measurement Range:
|
-1.5 to 11.5" H2O (-3.75 to + 27.5 mbar) |
|
Measurement Accuracy:
|
± 0.035% of Full Scale @ 25ºC
(Includes zero, span, hysteresis
and repeatability errors) |
|
Repeatability/Hysteresis:
|
± 0.015% Typical |
|
Calibration Point Certainty:
|
± 0.012% Typical |
|
Between Point Linearity:
|
± 0.01% Typical |
|
Maximum Overpressure:
|
5 PSI (347 mbar) |
|
Control Range:
|
-10" to + 10" H2O Standard
(-25 mbar to +25 mbar) |
|
System Accuracy:
|
Lab Environment (@ 25ºC) ± 0.035%
of Full Scale |
|
(Combined Measure/Control)
|
Field Operation (10 to 30ºC) ± 0.05%
of Full Scale |
|
Stability:
|
± 0.05% of Full Scale/Year |
|
Temperature Range:
|
Operational: 0ºC to 50ºC
Calibrated: 10ºC to 30ºC
Storage: -20ºC to 50ºC |
|
Input Power Requirements:
|
105-135 VAC/210-270 VAC
50/60 Hz @ 48 VA |
|
Battery Operation:
|
2.2 AHr Self-Contained NiCad |
|
Operational (50% duty):
|
Approximately 2 Hours |
|
Display:
|
2 x 20 Alphanumeric Fluorescent Display:
0.2" ( 5mm) H |
|
Units:
|
in H2O @ 20ºC, in H2O @ 4ºC,
mm H2O @ 20ºC |
|
in H2O @ 4ºC, cm H2O @ 20ºC,
cm H2O @ 4ºC |
|
in Hg @ 0ºC, Torr (mm Hg),
cm Hg @ 0ºC, mBar |
|
Pascal, kPascal, PSI |
|
Indicators:
|
Measure, Control, Program, Power, Standby, Battery |
|
Digital Interface:
|
Via RS232, 4800 Baud |
|
Sensor Technology:
|
Solid State, Piezoresistive Strain Gauge |
|
Pressure Synthesis:
|
Via Balanced Differential Piston Array, Servo Actuated |
|
Closed Loop Digitally Governed |
|
Pressure Synthesis
|
|
|
Control Certainty:
|
± 0, -.015% |
|
Auto Zero Certainty:
|
Microprocessor Governed Via Electropneumatic Control |
|
(Resident in RAM) Better Than ± 0.005% of Full Scale |
|
Calibration:
|
Factory Calibrated Against NIST Traceable Standard |
|
OPERATING MODES
|
|
|
Measure:
|
Measurement Only - 1.5 to +11.5" H2O
(-3.75 to +27.5 mbar) |
|
Control:
|
Generation of Single Pressure/Vacuum Point |
|
Program:
|
Selection of Up to 99 Points
(Accuracy Band Limited to Greater |
|
than 0.05% of Full Scale Point Spacing) |
|
Dwell Interval:
|
5, 10, 20, 30, 45, 60 & 90 Seconds |
|
(Control/Program Modes)
|
Per Point, User Selectable |
|
Dimensions & Weight:
|
10" Wide x 4.25" High x 8.25" Deep) |
|
Warranty:
|
1 Year Parts & Labor (90 days for NiCad batteries) |
