Input

Resistance thermometer

Measured variable

Temperature

Sensor type

• According to IEC 60751

Pt25 … Pt1000

• According to JIS C 1604; a=0.00392 K^-1

Pt25 … Pt1000

• According to IEC 60751

Ni25 … Ni1000

• Special type

Via special characteristic curve (max. 30 points)

Sensor factor

0.25 ... 10 (adaptation of the basic type, e.g. Pt100 to version Pt25 ... 1000)

Units

°C or °F

Connection

• Standard connection

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

• Averaging

2 resistance thermometers in 2-wire connection for generation of average temperature

• Differentiation

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

Connection

• 2-wire connection

Wire resistance can be configured ≤100 Ω (loop resistance)

• 3-wire connection

No trim necessary

• 4-wire connection

No trim necessary

Sensor current

≤ 0.45 mA

Response time T₆₃

≤ 250 ms for 1 sensor with break monitoring

Break monitoring

Always active (cannot be switched off)

Short-circuit monitoring

Can be switched on/off (default value: ON)

Measuring range

Assignable (see "Digital measuring error" table)

Min. measuring span

10 °C (18 °F)

Characteristic curve

Temperature-linear or special characteristic curve

Resistance-based sensor

Measured variable

Ohmic resistance

Sensor type

Resistance-based, potentiometers

Units

Ω

Connection

• Standard connection

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

• Averaging

2 resistance-based sensors in 2-wire connection for averaging

• Differentiation

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

Connection

• 2-wire connection

Wire resistance can be configured ≤100 Ω (loop resistance)

• 3-wire connection

No trim necessary

• 4-wire connection

No trim necessary

Sensor current

≤ 0.45 mA

Response time T₆₃

≤ 250 ms for 1 sensor with break monitoring

Break monitoring

Always active (cannot be switched off)

Short-circuit monitoring

Can be switched on/off (default value: OFF)

Measuring range

Assignable max. 0 ... 2200 Ω (see "Digital measuring error" table)

Min. measuring span

5 ... 25 Ω (see "Digital measuring error" table)

Characteristic curve

Resistance-linear or special characteristic curve

Thermocouples

Measured variable

Temperature

Sensor type (thermocouples)

• Type B

Pt30Rh-Pt6Rh acc. to IEC 584

• Type C

W5%-Re acc. to ASTM 988

• Type D

W3%-Re acc. to ASTM 988

• Type E

NiCr-CuNi acc. to IEC 584

• Type J

Fe-CuNi acc. to IEC 584

• Type K

NiCr-Ni acc. to IEC 584

• Type L

Fe-CuNi acc. to DIN 43710

• Type N

NiCrSi-NiSi acc. to IEC 584

• Type R

Pt13Rh-Pt acc. to IEC 584

• Type S

Pt10Rh-Pt acc. to IEC 584

• Type T

Cu-CuNi acc. to IEC 584

• Type U

Cu-CuNi acc. to DIN 43710

Units

°C or °F

Connection

• Standard connection

1 thermocouple (TC)

• Averaging

2 thermocouples (TC)

• Differentiation

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

Response time T₆₃

≤ 250 ms for 1 sensor with break monitoring

Break monitoring

Can be switched off

Cold junction compensation

• Internal

With integrated Pt100 resistance thermometer

• External

With external Pt100 IEC 60751 (2-wire or 3-wire connection)

• External fixed

Reference junction temperature can be set as fixed value

Measuring range

Assignable (see "Digital measuring error" table)

Min. measuring span

Min. 40 ... 100 °C (72 ... 180 °F) (see "Digital measuring error" table)

Characteristic curve

Temperature-linear or special characteristic curve

mV sensor

Measured variable

DC voltage

Sensor type

DC voltage source (DC voltage source possible over externally connected resistance)

Units

mV

Response time T₆₃

≤ 250 ms for 1 sensor with break monitoring

Break monitoring

Can be switched off

Measuring range

Assignable max. -100 … 1100 mV

Min. measuring 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 curve

Output

Output signal

4 ... 20 mA, 2-wire

Auxiliary power

11 ... 35 V DC (to 30 V with Ex i/ic; to 32 V with Ex nA)

Max. load

(U_aux – 11 V)/0.023 A

Overrange

3.6 ... 23 mA, continuously adjustable (default range: 3.84 mA ... 20.5 mA)

Error signal (e.g. in case of sensor breakage) (conforming to NE43)

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

Sample cycle

0.25 s nominal

Damping

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

Protection

Against reverse polarity

Galvanic isolation

Input against output 2.12 kV DC (1.5 kV_rms AC)

Measuring accuracy

Digital measuring error

See "Digital measuring error" table

Reference conditions

• Auxiliary power

24 V ± 1%

• Load

500 Ω

• Ambient temperature

23 °C

• Warming-up time

> 5 min

Error in the analog output (digital/analog converter)

< 0.025% of measuring span

Error due to internal reference junction

< 0.5 °C (0.9 °F)

Effect of ambient temperature

• Analog measuring error

0.02% of measuring span/10 °C (18 °F)

• Digital measuring error

• With resistance thermometer

0.06 °C (0.11 °F)/10 °C (18 °F)

• With thermocouples

0.6 °C (1.1 °F)/10 °C (18 °F)

Auxiliary power effect

< 0.001% of meas. span/V

Effect of load impedance

< 0.002% of meas. span/100 Ω

Long-term drift

• In the first month

< 0.02% of measuring span

• After one year

< 0.2% of measuring span

• After 5 years

< 0.3% of measuring span

Operating conditions

Ambient conditions

Ambient temperature

-40 ... +85 °C (-40 ... +185 °F)

Storage temperature

-40 ... +85 °C (-40 ... +185 °F)

Relative humidity

< 98%, with condensation

Electromagnetic compatibility

According to EN 61326 and NE21

Structural design

Material

Plastic, electronic module potted

Weight

122 g

Dimensions

See "Dimensional drawings"

Cross-section of cables

Max. 2.5 mm² (AWG 13)

Degree of protection according to IEC 60529

• Enclosure

IP20

Certificates and approvals

ATEX explosion protection

EC type-examination certificate

PTB 07 ATEX 2032X

• "Intrinsic safety" type of protection

• II 2(1) G Ex ia/ib IIC T6/T4
• II 3(1) G Ex ia/ic IIC T6/T4
• II 3 G Ex ic IIC T6/T4
• II 2(1) D Ex iaD/ibD 20/21 T115 °C

• "Non-sparking equipment" type of protection

II 3 G Ex nA IIC T6/T4

Other certificates

NEPSI and EAC Ex

Software requirements for SIPROM T

PC operating system

Windows ME, 2000, XP, Win 7, 8 and 10; in connection with RS 232 modem, also Windows 95, 98 and 98 SE

According to IEC 60751

Pt25

-200 ... +850 (‑328 ... +1562)

10

(18)

0.3

(0.54)

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)

According to JIS C1604-81

Pt25

-200 ... +649 (‑328 ... +1200)

10

(18)

0.3

(0.54)

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)

Resistance

0 ... 390

5

0.05

Resistance

0 ... 2200

25

0.25

Type B

100 ... 1820 (212 ... 3308)

100

(180)

2¹⁾

(3.6)¹⁾

Type C (W5)

0 ... 2300 (32 ... 4172)

100

(180)

2

(3.6)

Type D (W3)

0 ... 2300 (32 ... 4172)

100

(180)

1²⁾

(1.8)²⁾

Type E

-200 ... +1000 (‑328 ... +1832)

50

(90)

1

(1.8)

Type J

-200 ... +1200 (‑328 ... +2192)

50

(90)

1

(1.8)

Type K

-200 ... +1370 (‑328 ... +2498)

50

(90)

1

(1.8)

Type L

-200 ... +900 (‑328 ... +1652)

50

(90)

1

(1.8)

Type N

-200 ... +1300 (‑328 ... +2372)

50

(90)

1

(1.8)

Type R

-50 ... +1760 (‑58 ... +3200)

100

(180)

2

(3.6)

Type S

-50 ... +1760 (‑58 ... +3200)

100

(180)

2

(3.6)

Type T

-200 ... +400 (‑328 ... +752)

40

(72)

1

(1.8)

Type U

-200 ... +600 (‑328 ... +1112)

50

(90)

2

(3.6)

mV sensor

-10 ... +70

2

40

mV sensor

-100 ... +1100

20

400