JUMO LOGOSCREEN nt - Page 34

6 Technical data (extract from data sheet)
34
Resistance transmitter and potentiometer
Input for DC voltage, DC current
Cu 100 GOST 6651-94 A.4
(TC = 4.26* 10
-3
1/°C)
2/3-wire
2/3-wire
4-wire
4-wire
-50 to +100°C
-50 to +200°C
-50 to +100°C
-50 to +200°C
±0.5°C
±0.9°C
±0.5°C
±0.6°C
≈
250μA
≈
250μA
≈
250μA
≈
250μA
Connection circuit 2-, 3-, or 4-wire circuit
Shortest span 15°C
Sensor lead resistance max. 30 per conductor for 3-wire/4-wire circuit
max. 10 per conductor for 2-wire circuit
Range start/end freely programmable within the limits, in 0.1°C steps
Sampling cycle Channel 1 - 18: 125ms in total
Input filter 2nd order digital filter; filter constant adjustable from 0 to 10 sec
Electrical isolation see “Electrical data” on page 5 and
“Overview of the electrical isolation” on page 16
Resolution >14 bit
Features also programmable in °F
1
The linearization accuracy refers to the maximum measuring range. The linearization accuracy is reduced with short spans.
Designation Meas. range Accuracy
1
Meas. curr.
Resistance transmitter up to 4000Ω ±4Ω≈ 100μA
Potentiometer < 400Ω
≥ 400Ω to 4000Ω
±400mΩ
±4Ω
≈ 250μA
≈
100μA
Connection circuit resistance transmitter: 3-wire circuit
potentiometer: 2-/3-/4-wire circuit
Shortest span 60Ω
Sensor lead resistance max. 30 per conductor for 4-wire circuit
max. 10 per conductor for 2-/3-wire circuit
Resistance values freely programmable within the limits, in 0.1 steps
Sampling cycle Channel 1 - 18: 125ms in total
Input filter 2nd order digital filter; filter constant adjustable from 0 to 10.0 sec
Electrical isolation see “Electrical data” on page 5 and
“Overview of the electrical isolation” on page 16
Resolution >14 bit
1
The linearization accuracy refers to the maximum measuring range. The linearization accuracy is reduced with short spans.
Basic range Accuracy
1
Input resistance
-12 to +112mV
-10 to +210mV
-1.5 to +11.5V
-0.12 to +1.12V
-1.2 to +1.2V
-11.2 to +11.2V
±100μV
±240μV
±6mV
±1mV
±2mV
±12mV
R
E
≥ 1 MΩ
R
E
≥ 470 kΩ
R
E
≥ 470 kΩ
R
E
≥ 470 kΩ
R
E
≥ 470 kΩ
R
E
≥ 470 kΩ
Shortest span 5mV
Range start/end freely programmable within the limits in 0.01 mV steps
-1.3 to +22 mA
-22 to +22mA
±20μA
±44μA
burden voltage ≤ 3V
burden voltage ≤ 3V
Shortest span 0.5mA
Range start/end freely programmable within the limits in 0.01 mA steps
Overrange/underrange according to NAMUR NE 43
Sampling cycle Channel 1 - 18: 125ms in total
Input filter 2nd order digital filter; filter constant adjustable from 0 to 10.0 sec
Electrical isolation see “Electrical data” on page 5 and
“Overview of the electrical isolation” on page 16
Resolution >14 bit
1
The linearization accuracy refers to the maximum measuring range. The linearization accuracy is reduced with short spans.
Designation Standard Connection circuit Meas. range Accuracy
1
Meas. curr.