45
Product Specifications
Appendix B
Electrical
Power Requirement: 100 to 240 VAC (50/60 Hz)
Fuses (2): 250V time delay (Type T): 1.25-Amp
Power Consumption: 60 Watts
Memory Backup: Integral lithium cell; 10-year life (typical); (not user-
replaceable)
Sample Volume: 20 µL
Sample Capacity: Single sample
Readout: 2 line by 24-character vacuum fluorescent display
Units: mOsm/kg H
2
O
Range 0 to 2000 mOsm/kg H
2
O
Resolution: 1 mOsm/kg H
2
O
Communications: DTE EIA-232/V.24 (RS-232) serial port, parallel printer port
and optional barcode scanner
Performance at
Reference Conditions
1
Linearity: Less than ±1% from a straight line over calibrated range
Repeatability
0 to 400
mOsm: ±2 mOsm/kg (1 S.D.)
400 to 2000 mOsm: ±0.5% (1 S.D.)
Drift: Less than 1 mOsm/kg H
2
O per month
Performance Over
Operating Conditions
Temperature Less than 1 mOsm/kg H
2
O for every 5ºC (9ºF) ambient
Effects: temperature change
1
Reference Conditions: 20°C to 25°C (68°F to 77°F); 40% to 60% Relative Humidity; tolerances of reference
or calibration solutions excluded.