FTS DigiTemp - Page 14

DigiTemp User Manual Chapter 3 Technical specifications
page 14
Sensor type
Encapsulated thermistor
Interface
SDI-12 v.1.3
Nominal temperature range
-5°C to +45°C
Accuracy
±0.2°C
Resolution
0.01°C
Operating temperature range
-40°C to +60°C
(temperature outside of nominal range may be less accurate)
Responsiveness
Time constant: 0.57 min
(reaches 95% of final value in 1.7 min., 99% in 2.9min)
Measurement time
3 s
Power supply voltage
+12 V DC (nominal range: 9.6 V – 18.6 V)
Standby current
0.6 mA
Active current
5 mA
Dimensions
see Figure 3-1 below
Cable length
18.3 m (60 ft)
Weight (sensor without cable)
25 g (0.9 oz)
Weight (with 18.3 m cable)
0.9 kg(2 lb)
Maximum depth
30.5 m (100 ft)
Maximum suspended weight
5 kg (11 lb)
Figure 3-1: FTS DigiTemp sensor dimensions