Input

Resistance thermometer

Measured variable

Temperature

Sensor type

• To IEC 60751

Pt25 … Pt1000

• To JIS C 1604; a=0.00392 K^-1

Pt25 … Pt1000

• To IEC 60751

Ni25 … Ni1000

• Special type

over special characteristic (max. 30 points)

Sensor factor

0.25 ... 10 (adaptation of the basic type, e.g. Pt100 to version Pt25 ... Pt1000)

Units

°C or °F

Connection

• Standard connection

1 resistance thermometer (RTD) in 2-wire, 3-wire or 4-wire system

• Generation of average value

2 identical resistance thermometers in 2-wire system for generation of average temperature

• Generation of difference

2 identical resistance thermometers (RTD) in 2-wire system (RTD 1 – RTD 2 or RTD 2 – RTD 1)

Interface

• Two-wire system

Parameterizable line resistance ≤ 100 Ω (loop resistance)

• Three-wire system

No balancing required

• Four-wire system

No balancing required

Sensor current

≤ 0.45 mA

Response time T₆₃

≤ 250 ms for 1 sensor with open-circuit monitoring

Open-circuit monitoring

Always active (cannot be disabled)

Short-circuit monitoring

can be switched off (value is adjustable)

Measuring range

Parameterizable (see table "Digital measuring errors")

Min. measured span

10 °C (18 °F)

Characteristic curve

Temperature-linear or special characteristic

Resistance-based sensors

Measured variable

Actual resistance

Sensor type

Resistance-based, potentiometers

Units

Ω

Connection

• Normal connection

1 resistance-based sensor (R) in 2-wire, 3-wire or 4-wire system

• Generation of average value

2 resistance-based sensors in 2-wire system for generation of average value

• Generation of difference

2 resistance thermometers in 2-wire system
(R1 – R2 or R2 – R1)

Interface

• Two-wire system

Parameterizable line resistance ≤ 100 Ω (loop resistance)

• Three-wire system

No balancing required

• Four-wire system

No balancing required

Sensor current

≤ 0.45 mA

Response time T₆₃

≤ 250 ms for 1 sensor with open-circuit monitoring

Open-circuit monitoring

Always active (cannot be disabled)

Short-circuit monitoring

can be switched off (value is adjustable)

Measuring range

Parameterizable, max. 0 ... 2200 Ω (see Table "Digital measuring errors")

Min. measured span

5 Ω ... 25 Ω (see Table "Digital measuring errors")

Characteristic curve

Resistance-linear or special characteristic

Thermocouples

Measured variable

Temperature

Sensor type (thermocouples)

• Type B

Pt30Rh-Pt6Rh to DIN IEC 584

• Type C

W5 %-Re acc. to ASTM 988

• Type D

W3 %-Re acc. to ASTM 988

• Type E

NiCr-CuNi to DIN IEC 584

• Type J

Fe-CuNi to DIN IEC 584

• Type K

NiCr-Ni to DIN IEC 584

• Type L

Fe-CuNi to DIN 43710

• Type N

NiCrSi-NiSi to DIN IEC 584

• Type R

Pt13Rh-Pt to DIN IEC 584

• Type S

Pt10Rh-Pt to DIN IEC 584

• Type T

Cu-CuNi to DIN IEC 584

• Type U

Cu-CuNi to DIN 43710

Units

°C or °F

Connection

• Standard connection

1 thermocouple (TC)

• Generation of average value

2 identical thermocouples (TC)

• Generation of difference

2 identical thermocouples (TC) TC1 – TC2 or TC2 – TC1

Response time T₆₃

≤ 250 ms for 1 sensor with open-circuit monitoring

Open-circuit monitoring

can be switched off

Cold junction compensation

• Internal

With integrated Pt100 resistance thermometer

• External

With external Pt100 IEC 60571 (2-wire or 3-wire connection)

• External fixed

Cold junction temperature can be set as fixed value

Measuring range

Parameterizable (see table "Digital measuring errors")

Min. measured span

Min. 50 ... 100 °C (90 ... 180 °F) (see table "Digital measuring errors")

Characteristic curve

Temperature-linear or special characteristic

mV sensor

Measured variable

DC voltage

Sensor type

DC voltage source (DC voltage source possible over an externally connected resistor)

Units

mV

Response time T₆₃

≤ 250 ms for 1 sensor with open-circuit monitoring

Open-circuit monitoring

can be switched off

Measuring range

Parameterizable max. -100 … 1100 mV