Dwyer MC Series Offers

Features

• Calibrator can accommodate up to two interchangeable pressure modules (sold separately) in any combination of range or accuracy
• Simultaneously display two separate measurements on the two line, alphanumeric display
• Readings can be displayed in a choice of seven preprogrammed engineering units or any single user-defined unit
• Calibrator features min/max recall, hi/lo alarm, percentage of full scale pressure readings, mA/voltage measurement, leak rate and pressure decay measurement, switch testing capabilities, including trip point and dead band, and velocity/volume flow rates
• Quickly document calibration procedures using the data logging feature which stores up to 384 sets of pressure and time/date stamped measurements
• Easily upload stored data to an IBM compatible computer via the RS232 port
• Calibrators and modules include certification to NIST traceability - ideal as a secondary standard for calibrating pressure equipment
• Multi-Cal Pressure Calibrator includes utility software, test leads, protection module, adjustable had strap, AC adapter, two 9V batteries, instruction manual, and hard carrying case
• Multi-Cal Pressure Modules are interchangeable and available in a wide selection of pressure ranges and accuracies
• Handheld calibrator accepts up to two pressure modules
• Modules include NIST calibration

• Service: Clean, dry, nonconductive, noncorrosive gases
• Accuracy: Differential Pressure Modules: ±0.06% FS, Gauge Pressure Modules: ±0.05% FS, Voltage Input: ±0.025% FS @ 1/10 VDC, ±0.10% FS @ 0/30 VDC, Current Input: ±0.03% FS @1/20 mA, ±0.05% FS @ 0/50 mA
• Sensitivity: ±0.002% of span with dampening 1 part in 50,000 (max.)
• Repeatability: Ranges ≤0/2 psi: ±0.05% of span, Ranges ≥0/5 psid: ±0.02% of span
• Output: RS232 serial interface, 9-pin
• Alarm Output: SPST form C 110 VDC, 120 VDC (max.), 1 A (mas.), 30 W, 62.5 VA (resistive)
• Display: Alphanumeric LCD, 0.37" (9.5 mm) height per line, 2 lines, 16 characters/line
• Display Update: 100 msec
• Ambient Operation Temperature: 32 to 120°F (0 to 49°C)
• Process Connection: 1/8" female NPT
• Electrical Connections: Miniature recessed banana jacks
• Engineering Units: In H2O, psi, in Hg, kPa, mbar, cm H2O, m Hg, and user-defined
• Overpressure: Differential Pressure Modules: 50 psi positive direction, 15 psi negative direction, Gauge Pressure Modules: 2x range (0/5 psi to 0/1000 psi)
• Temperature Compensation: 20 to 120°F (-7 to 49°C)
• Temperature Error: Maximum of ±0.004% of span per °F over compensated range for zero and span
• Temperature Effect Electrical Measurement: ±0.001% of span per °F over compensated range
• Dampening: (Measurement averaging) programmable from 0 to 16 consecutive readings
• Baud Rate: 300, 1200, 2400, or 9600, selectable
• Housing Material: ABS plastic

• Power Requirements: Internal: (2) 9 V alkaline batteries, included, user replaceable and VL1220 or BR1225 lithium metal battery, installed functional, user replaceable; External: AC adapter 9 VDC, 500 mA
• Battery Life: 30 hours (approx)
• Weight: Calibrator: 2.2 lb (1.3 kg)
• Pressure Module: 0.5 lb (0.3 kg)

• Clean Room Control
• Filter Performance Monitoring
• HVAC/R Testing and Setup
• Draft Measurement
• Airflow Measurement Control
• Differential Pressure Measurement in Laminar Flowhoods
• Paint Booths
• Industrial Ovens and Fume Hoods
• Use as a Secondary Standard for Calibrating Pressure Equipment