ABB TTF300 - Transmitter Intrinsic Safety Data; LCD Indicator Intrinsic Safety Data

8 TTF300 FIELD-MOUNT TEMPERATURE TRANSMITTER | CI/TTF300-EN REV. H
… 2 Use in potentially explosive atmospheres in accordance with ATEX and IECEx
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
T6
−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
T6
−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
U
i
= 30 V
U
i
≤ 17.5 V
U
i
≤ 24.0 V
Short-circuit current
I
i
= 130 mA
I
i
≤ 183 mA*
I
i
≤ 250 mA
Max. power
P
i
= 0.8 W
P
i
≤ 2.56 W*
P
i
≤ 1.2 W
Internal inductance
L
i
= 160 μH**
L
i
≤ 10 μH
L
i
≤ 10 μH
Internal capacitance
C
i
= 0.57 nF***
C
i
≤ 5 nF
C
i
≤ 5 nF
* II B FISCO: I
i
≤ 380 mA, P
i
≤ 5.32 W
** Only applies to HART variant. From hardware rev. 02.00, previously 0.5 mH
*** Only applies for HART variants. From hardware 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
U
o
= 6.5 V
U
o
= 1.2 V
Short-circuit current
I
o
= 17.8 mA
1
I
o
= 50 mA
Max. power
P
o
= 29 mW
2
P
o
= 60 mW
Internal inductance
L
i
≈ 0 mH
(negligible)
L
i
≈ 0 mH
(negligible)
Internal capacitance
C
i
= 49 nF
C
i
= 49 nF
Maximum permissible
external inductance
L
o
= 5 mH
L
o
= 5 mH
Maximum permissible
external capacitance
C
o
= 1.65 μF
3
C
o
= 1.15 μF
4
1 From Hardware rev. 02.00, previously 25 mA
2 From Hardware rev. 02.00, previously 38 mW
3 From Hardware rev. 02.00, previously 1.55 μF
4 From Hardware rev. 02.00, previously 1.05 μF