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

≤ 250 ms for 1 sensor with open-circuit monitoring

Open-circuit monitoring

can be switched off

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

≤ 250 ms for 1 sensor with open-circuit monitoring

Open-circuit monitoring

can be switched off

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 thermocouples (TC)

• Generation of difference

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

Response time

≤ 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 ... 199 °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

≤ 250 ms for 1 sensor with open-circuit monitoring

Open-circuit monitoring

can be switched off

Short-circuit monitoring

can be switched off (value is adjustable)

Measuring range

-10 ... +70 mV
-100 … +1100 mV

Min. measured span

2 mV or 20 mV

Overload capability of the input

-1.5 ... +3.5 V DC

Input resistance

≥ 1 MΩ

Characteristic curve

Voltage-linear or special characteristic

Output

Output signal

4 ... 20 mA, 2-wire with communication acc. to HART Rev. 5.9

Auxiliary power supply

11 ... 35 V DC (to 30 V with EEx)

Max. load

(U_aux – 11 V)/0.023 A

Overrange

3.6 ... 23 mA, infinitely adjustable (default range: 3.80 mA ... 20.50 mA)

Error signal (e.g. in the event of sensor breakage)

3.6 ... 23 mA, infinitely adjustable (default value: 22.8 mA)

Sample cycle

0.25 s nominal

Damping

Software filter 1st order 0 ... 30 s (parameterizable)

Protection

Against reversed polarity

Electrically isolated

Input against output (1 kV_eff)

Measuring accuracy

Digital measuring errors

See Table "Digital measuring errors"

Reference conditions

• Auxiliary power supply

24 V ± 1 %

• Load

500 Ω

• Ambient temperature

23 °C

• Warming-up time

> 5 min

Error in the analog output (digital/analog converter)

< 0.1 % of span

Error due to internal cold junction

< 0.5 °C (0.9 °F)

Temperature effect

< 0.1 % of max. span/10 °C (18 °F)

Auxiliary power supply effect

< 0.005 % of span/V

Effect of load impedance

< 0.012 % of span/100 Ω

Long-term drift

• In the first month

< 0.02 % of max. span

• After one year

< 0.03 % of max. span

• After 5 years

< 0.04 % of max. span

Conditions of use

Ambient conditions

Ambient temperature range

-40 ... +85 °C (-40 ... 185 °F)

Storage temperature range

-40 ... +85 °C (-40 ... 185 °F)

Relative humidity

< 98 %, with condensation

Electromagnetic compatibility

acc. to EN 61326 and NE21

Construction

Material

Molded plastic

Weight

50 g (0.11 lb)

Dimensions

See "Dimensional drawings"

Cross-section of cables

Max. 2.5 mm² (AWG 13)

Degree of protection to IEC 60529

• Enclosure

IP40

• Terminals

IP00

Certificates and approvals

Explosion protection ATEX

EC type test certificate

PTB 05 ATEX 2040X

• "Intrinsic safety" type of protection

II 1 G Ex ia IIC T6/T4
II 2(1) G Ex ib/ia IIC T6/T4

• "Operating equipment that is non-ignitable and has limited energy" type of protection

II 3 G Ex nL IIC T6/T4
II 3 G Ex nA IIC T6/T4

Explosion protection: FM for USA

• FM approval

FM 3024169

• Degree of protection

IS/Cl I, II, III/Div 1/GP ABCDEFG T6, T5, T4

IS/Cl I/ZN 0/AEx ia IIC T6, T5, T4

NI/Cl I, II, III/Div 2/GP ABCDFG T6, T5, T4

NI/Cl I/ZN 2/IIC T6, T5, T4

Explosion protection to FM for Canada (_cFM_US)

• FM approval

FM 3024169C

• Degree of protection

IS/Cl I/ZN 0/Ex ia IIC T6, T5, T4

NI/Cl I/ZN 2/Ex nAL IIC T6, T5, T4

°C (°F)

°C

(°F)

°C

(°F)

to IEC 60751

Pt25

-200 ... +850 (-328 ... +1562)

10

(18)

0.2

(0.36)

Pt50

-200 ... +850 (-328 ... +1562)

10

(18)

0.15

(0.27)

Pt100 ... Pt200

-200 ... +850 (-328 ... +1562)

10

(18)

0.1

(0.18)

Pt500

-200 ... +850 (-328 ... +1562)

10

(18)

0.15

(0.27)

Pt1000

-200 ... +350 (-328 ... +662)

10

(18)

0.15

(0.27)

to JIS C1604-81

Pt25

-200 ... +649 (-328 ... +1200)

10

(18)

0.2

(0.36)

Pt50

-200 ... +649 (-328 ... +1200)

10

(18)

0.15

(0.27)

Pt100 ... Pt200

-200 ... +649 (-328 ... +1200)

10

(18)

0.1

(0.18)

Pt500

-200 ... +649 (-328 ... +1200)

10

(18)

0.15

(0.27)

Pt1000

-200 ... +350 (-328 ... +662)

10

(18)

0.15

(0.27)

Ni 25 to Ni1000

-60 ... +250 (-76 ... +482)

10

(18)

0.1

(0.18)

Ω

Ω

Ω

Resistance

0 ... 390

5

0.05

Resistance

0 ... 2200

25

0.25

°C

(°F)

°C

(°F)

°C

(°F)

Type B

0 ... 1820

(32 ... 3308)

100

(180)

2¹⁾

(3.60)¹⁾

Type C (W5)

0 ... 2300

(32 ... 4172)

100

(180)

2

(3.60)

Type D (W3)

0 ... 2300

(32 ... 4172)

100

(180)

1²⁾

(1.80)²⁾

Type E

-200 ... +1000

(-328 ... +1832)

50

(90)

1

(1.80)

Type J

-210 ... +1200

(-346 ... +2192)

50

(90)

1

(1.80)

Type K

-230 ... +1370

(-382 ... +2498)

50

(90)

1

(1.80)

Type L

-200 ... +900

(-328 ... +1652)

50

(90)

1

(1.80)

Type N

-200 ... +1300

(-328 ... +2372)

50

(90)

1

(1.80)

Type R

-50 ... +1760

(-58 ... +3200)

100

(180)

2

(3.60)

Type S

-50 ... +1760

(-58 ... +3200)

100

(180)

2

(3.60)

Type T

-200 ... +400

(-328 ... +752)

40

(72)

1

(1.80)

Type U

-200 ... +600

(-328 ... +1112)

50

(90)

2

(3.60)

mV

mV

μV

mV sensor

-10 ... +70

2

40

mV sensor

-100 ... +1100

20

400