Precision Thermometer 3040

High Precision Temperature Measuring Highlights:

• 0.001°C resolution
• Accuracy: for RTDs: better than 0.01 °C for Pt100 (-200 to 580 °C)
• For TCs: 0.08 °C (for Type J, -150-1200 °C), resolution 0.01°C
• High accuracy PREMA true Ohm resistance bridge measuring principle
• Platin-Sensors: Pt10, Pt25, Pt100, Pt500, Pt1000 (linearization according to EN60751)
• Thermocouples: Type J, K, T, E, R, S, B, L, U, N (linearization according to EN60584-1)
• Integrated scanner, measurement, and control of up to 32 measuring points, max. 16 platinum RTD sensors (RTDs) or 32 thermocouples (TCs).
• Front jacks: 2 RTDs or 2 TCs + Ref-channel (Pt 100) via banana jacks
• Rear plugs: 16 RTs or 32 TCs via 50-pole Sub-D plugs
• Display: Channel A, Channel B, or the difference A-B
• External Pt100-as reference for TCs
• Data logger with sequencer: memory for 10,000 data points.
• Alarm function: min-, max-values for every channel, external TTL output for control purposes
• Calibration via keyboard or software with polynomials or data pairs
• IEEE488- and RS232-interface
• Accessories: Isothermal block with integrated reference sensor (Pt100) for connecting up to 32 TCs; adapter card for connecting up to 16 RTDs

Specifications:

Temperature Measurement with Platinum Sensors

• Measurement method: high accuracy four-wire true Ohm resistance bridge measurement with linearization conforming to EN60751 for Pt10, 25, 100, 500 and 1000
• Range: -200°C-850°C (Pt100, Pt500, Pt1000)
• Accuracy:

• Display: °C, °F, or K
• Current through sensor: 0.1mA, 0.3mA, 1mA, 2.7mA
• Temperature coefficients: (10°C-18°C, 28°C-40°C) 0.009 °C/°C
• Measurement time: 100ms to 100s

Temperature Measurement with Thermocouples:

• Measurement method: voltage measurement with linearization conforming to EN60584-1
• Display: °C, °F, or K
• Measurement times: 100ms to 100 s
• Accuracy: (1 year, measurement time > 2s, without sensor tolerances, values in brackets for measurement times from 0.2-1s)

Scanner (Integrated):

• Number of channels: max. 32, switchable to 32 x 2-pole (TCs) or 16 x 4-pole (RTDs) or any combination with up to 64 leads
• Thermo voltage: typ. ±1µV, max. ±2 µV after 1.5 hr. warm-up time
• Isolation resistance: >3 GW between the contacts, rel. humidity < 60%
• Relais: bistable relais
• Contact life: 2x108 cycles (10 V / 0.1 A)

General Information:

• Voltage: 115V ±10% and 230V ±10% for 50 and 60Hz
• Power consumption: typ. 20 VA
• Case: aluminum case for good EMI protection
  • H x W x D: 94 mm (2HU) x 225 mm (½19") x 375 mm
• Warm-up time: 2 hr for full 1 year accuracy
• Safety: EN 61010 • CE
• EMC: EN 50 081, EN 50 082, EN 55 011 • CE
• Environment temperature: 10°C to 45°C in operation; -25°C to 60°C in storage
• Relative humidity: < 25 °C: up to 75% rel.; > 25 °C: up to 65% rel.
• Weight: about 3.4 kg
• Warranty: 2 years

PREMA Precision Electronics, Inc., 402 Valley Road, Ste G, Cañon City, CO 81212. Tel: 719-275-1601; Fax: 719-275-1621.