DEWESOFT IOLITE Series - Page 67

IOLITE® 
TECHNICAL REFERENCE MANUAL 
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IOLITEi-8xRTDp 
Analog inputs 
Input types 
voltage, resistor or universal PTxxx inputs 
Number of channels 
8 
ADC Type 
24-bit delta-sigma 
Sampling Rate 
Simultaneous 100 S/sec 
Voltage Ranges 
±1 V 
±100 mV 
Input Accuracy 
±0.02 % of reading ±0.01 % of range ±10 μV 
±0.02 % of reading ±0.01 % of range ±10 μV 
Typical Noise floor @ 10/100 s/sec 
-117 dB / -107 dB 
-111 dB / -101 dB 
Gain Drift 
Typical 4 ppm/K (max. 10 ppm/K) 
Offset Drift 
Typical 0.05 μV/K (max. 0.2 μV/K) 
Gain Linearity 
< 0.01 % 
Input Coupling 
DC 
Input Impedance 
1 MΩ 
Temperature 
PT200, PT500, PT1000, PT2000 
PT100 
Excitation current 
0.4 mA or ±0.4 mA 
2 mA or ±2 mA 
Excitation type 
DC or DC squared from 5Hz to 50Hz 
Measurement range 
-200 °C to +850 °C 
Accuracy 
±0.05 % of reading ±0.2 °C 
Temperature Drift 
typ. ±5 ppm/K (max. ±12 ppm/K ±0.003 °C/K) 
Input Connection 
2-wire, 3-wire or 4-wire 
Resolution 
< 0.001 °C 
Resistance 
0…10 kΩ 
0…1 kΩ 
Excitation current 
0.4 mA or ±0.4 mA 
2 mA or ±2 mA 
Excitation type 
DC or DC squared from 5Hz to 50Hz 
Accuracy 
±0.02 % of reading ±0.01 % of range 
Input Connection 
2-wire, 3-wire or 4-wire 
Additional Specifications 
Input connectors 
Lemo 0B 6pin EEA.0B.306.CLN 
Isolation voltage 
1000 Vpeak channel to ground & channel to channel 
Power supply 
12 - 48 V DC 
Power consumption 
Typ. 2.1 W, Max. 2.7 W 
Weight 
260 g 
Dimensions 
128.4 x 115.4 x 30.1 mm 
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IOLITE® V20-1 67 / 101  