Omega OM-3000

The Omega OM-3000 is a discontinued portable data logging system for acquiring, analyzing, and archiving measurement data across multiple input types. The device delivers programmable sampling intervals, on-device graphics display, and ASCII data export for direct integration into spreadsheet and database applications. Field-ready operation supports up to 13 hours of continuous logging on internal battery, with flexible memory configurations accommodating 100,000 to 400,000 timestamped samples.

– Technical Specifications

Memory & Storage
• Standard memory: 128 Kbytes (approximately 100,000 samples with date/time stamp)
• Optional memory: 512 Kbytes (approximately 400,000 samples with date/time stamp)
• Up to 50 named data sets
• Data format: ASCII for spreadsheet/database import

Sampling Performance
• Programmable sampling interval from 0.2 seconds
• OM-3000 (thermocouple/voltage): 0.8 seconds minimum for 6 channels
• OM-3003 (4-20 mA): 0.6 seconds minimum for 4 channels
• OM-3004 (4-20 mA): 1.0 second minimum for 8 channels

Display & Interface
• Electroluminescent backlit LCD, 240 × 128 pixels with graphics
• RS-232 interface with included cable
• Windows 3.1x/95/98/NT software for download, analysis, editing, and printing

Power
• Rechargeable NiCad battery: 7.2 Vdc nominal, 1500 mAh capacity
• Charge rate: 0.7 A nominal (2.5 hours to full charge)
• Operating time: 13 hours backlight off; 7 hours backlight on
• AC-powered continuous operation supported

Environmental
• Operating: 32 to 122°F (0 to 50°C), 80% non-condensing humidity
• Storage: 14 to 140°F (-10 to 60°C), 95% non-condensing humidity
• Weight: 4.4 lb (2 kg)

– Input Specifications

OM-3000: Thermocouple (Type J: -346 to 2183°F / -210 to 1195°C) and DC voltage inputs; user-selectable ranges including +5 Vdc and +30 Vdc

OM-3001: 4 channels thermocouple

OM-3002: 6 channels RTD (3-wire Pt100: -328 to 1562°F / -200 to 850°C)

OM-3003: 4 channels 4-20 mA (3.2-24 mA max); 6 V max loop burden @ 20 mA

OM-3004: 8 channels 4-20 mA

Mixed-input configurations support up to 6 total inputs with maximum 4 channels of voltage input.