TTF300 datasheet(21/32 Pages) ABB

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TTF300 FIELD-MOUNT TEMPERATURE TRANSMITTER | DS/TTF300-EN REV. H

Temperature data

Transmitter

ATEX / IECEx intrinsic safety, ATEX increased safety as

well as dust explosion protection (Zone 22)

Temperature class

Permissible ambient temperature range

T6, T5

−50 to 56 °C

(−58 to 132.8 °F)

T4 to T1

−50 to 85 °C

(−58 to 185.0 °F)

ATEX / IECEx flameproof (enclosure)

Temperature class

Permissible ambient temperature range on the

connection head

−40 to 67 °C

(−40 to 152 °F)

T4 to T1

−40 to 85 °C

(−40 to 185 °F)

LCD indicator

ATEX / IECEx intrinsic safety

Temperature class

Permissible ambient temperature range

−50 to 56 °C

(−58 to 132.8 °F)

T4 to T1

−50 to 85 °C

(−58 to 185 °F)

Electrical data

Transmitter

Intrinsic safety type of protection Ex ia IIC (Part 1)

Supply circuit

TTF300-E1H

TTF300-H1H

TTF300-E1P/-H1P

TTF300-E1F/-H1F

FISCO*

ENTITY

Max. voltage

Ui = 30 V

Ui ≤ 17.5 V

Ui ≤ 24.0 V

Short-circuit current

Ii = 130 mA

Ii ≤ 183 mA*

Ii ≤ 250 mA

Max. power

Pi = 0.8 W

Pi ≤ 2.56 W*

Pi ≤ 1.2 W

Internal inductance

Li = 160 μH**

Li ≤ 10 μHLi ≤ 10 μH

Internal capacitance

Ci = 0.57 nF***

Ci ≤ 5 nF

II B FISCO: Ii ≤ 380 mA, Pi ≤ 5.32 W

** Only applies to HART variant. From HW-Rev.: 02.00, previously 0.5 mH

*** Only applies for HART variants. From HW-Rev.: 1.07, previously 5 nF

Intrinsic safety type of protection Ex ia IIC (Part 2)

TTF300-E1H, TTF300-H1H measurement current circuit model

Resistance

thermometers, resistors

Thermocouples,

voltages

Max. voltage

Uo = 6.5 V

Uo = 1.2 V

Short-circuit current

Io = 17.8 mA1

Io = 50 mA

Max. power

Po = 29 mW2

Po = 60 mW

Internal inductance

Li ≈ 0 mH

(negligible)

Li ≈ 0 mH

(negligible)

Internal capacitance

Ci = 49 nF

Maximum permissible

external inductance

Lo = 5 mH

Maximum permissible

external capacitance

Co = 1.65 μF3

Co = 1.15 μF4

From HW-Rev.: 02.00, previously 25 mA

From HW-Rev.: 02.00, previously 38 mW

From HW-Rev.: 02.00, previously 1.55 μF

From HW-Rev.: 02.00, previously 1.05 μF

TTF300 Datasheet(PDF) 21 Page - ABB

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