Input

Resistance thermometer

Measured variable

Temperature

Sensor type

Pt100 according to IEC 60751

Characteristic curve

Linear to temperature

Type of connection

2-, 3- or 4-wire system

Resolution

14 bit

Measuring accuracy

• Span <250 °C (450 °F)

< 0.25 °C (0.45 °F)

• Span >250 °C (450 °F)

< 0.1 % of measuring span

Repeatability

< 0.1 °C (0.18 °F)

Measuring current

approx. 0.4 mA

Measuring cycle

< 0.7 s

Measuring range

-200 ... +850 °C (-328 ... +1562 °F)

Measuring span

25 ... 1050 °C (77 ... 1922 °F)

Unit

°C or °F

Offset

Programmable:
-100 ... +100 °C (-180 ... +180 °F)

Line resistance

Max. 20 О© (total from feeder and return conductor)

Noise rejection

50 and 60 Hz

Output

Output signal

4 ... 20 mA, two-wire

Auxiliary power

8.5 ... 36 V DC (30 V with Ex ia and ib; 32 V with Ex nL/ic; 35 V with Ex nA)

Max. load

(U_aux – 8.5 V)/0.023 A

Overrange

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

Error signal (following sensor fault) (conforming to NE43)

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

Damping time

0…30 s (default value: 0 s)

Protection

Against reverse polarity

Resolution

12 bit

Accuracy at 23 °C (73.4 °F)

< 0.1 % of measuring span

Temperature effect

< 0.1 %/10 °C (0.1 %/18 °F)

Effect of auxiliary power

< 0.01 % of span/V

Effect of load impedance

< 0.025 % of max. span/100 О©

Long-term drift

• < 0.025 % of the max. span in the first month
• < 0.035 % of the max. span after one year
• < 0.05 % of the max. span after 5 years

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 NAMUR NE21

Design

Weight

50 g

Dimensions

See dimensional drawing

Material

Molded plastic

Cross-section of cables

Max. 2.5 mm² (AWG 13)

Degree of protection according to IEC 60529

• Enclosure

IP40

• Terminals

IP00

Certificates and approvals

Explosion protection ATEX

EC type-examination certificate

PTB 05 ATEX 2049X

• "Intrinsic gas safety" type of protection

II 1 G Ex ia IIC T6/T4
II (1) 2 G Ex ib [ia Ga] IIC T6/T4 Gb
II (1) 3 G Ex ic [ia Ga] IIC T6/T4 Gc
II 3 G Ex ic IIC T6/T4 Gc

• "Non-sparking" type of protection

II 3 G Ex nA IIC T6/T4 Gc
II 3 G Ex nA [ic] IIC T6/T4 Gc

• "Intrinsic dust safety" type of protection

II 1 D Ex ia IIIC T115 °C Da

Explosion protection: FM for USA

• FM approval

FM 3024169

• Degrees of protection

IS / Cl I, II, III / Div 1 / GP ABCDEFG T6, T5, T4
Cl I / ZN 0 / AEx ia IIC T6, T5, T4
NI / Cl I / 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

• Degrees of protection

IS / Cl I, II, III / Div 1/ GP ABCDEFG T6, T5, T4
NI / Cl I / DIV 2 / GP ABCD T6, T5, T4
NIFW / Cl I, II, III / DIV 2 / GP ABCDFG T6, T5, T4
DIP / Cl II, III / Div 2 / GP FG T6, T5, T4
Cl I / ZN 0 / Ex ia IIC T6, T5, T4
Cl I / ZN 2 / Ex nA nL IIC T6, T5, T4

Other certificates

EAC Ex(GOST), NEPSI

Software requirements for SIPROM T

PC operating system

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

Factory setting:

• Pt100 (IEC 751) with 3-wire system
• Measuring range: 0 ... 100 °C (32 ... 212 °F)
• Error signal in the event of sensor breakage: 22.8 mA
• Sensor offset: 0 °C (0 °F)
• Damping 0.0 s