4
Model
Internal
Sensors
External Ports
(Channels)
1200
None
2 (A, D)
1225
Temperature
1 (A)
1250
Temperature /
Relative Humidity
None
1400
None
4 (A, B, C, D)
1425
Temperature
3 (A, B, D)
1450
Temperature /
Relative Humidity
2 (A, D)
1525
Temperature
4 (A, B, C, D)
1650
Temperature /
Relative Humidity
4 (A, B, C, D)
1115
None
1 (A)
Model Specifications
Temperature range: -40 to 185ºF (-40 to 85ºC)
Accuracy: ±1.1ºF (±0.6°C) at -4 to 122°F (-20 to 50°C),
else
±2.2°F
(±1.2°C)
RH range: 0 - 100%
Accuracy: ±3% at 77°F (25°C) within 10 - 90% RH, else ±5%
Operating Temperature Range: -22° to 130°F (-30° to 55°C)
