Ex Relevant Specifications; Tth300-E1X, Intrinsic Safety Atex; Tth300-H1X, Intrinsic Safety Iecex; Safety Specifications For Intrinsic Safety Atex / Iecex - ABB TTH300 Operating Instruction

11 Ex relevant specifications

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11.1 TTH300-E1X, intrinsic safety ATEX

Explosion protection
The TTH300 complies with the requirements of the
ATEX Directive 94/9/EC
Approved for use in Zone 0, 1, and 2
Designation
II 1G Ex ia IIC T6 (Zone 0)
II 2(1)G Ex [ia] ib IIC T6 (Zone 1 [0])
II 2G(1D) Ex [iaD] ib IIC T6 (Zone 1 [20])
TTH300-E1H:
EC type-examination test certificate PTB 05 ATEX 2017 X
TTH300-E1P/E1F:
EC type-examination test certificate PTB 09 ATEX 2016 X

11.2 TTH300-H1X, intrinsic safety IECEx

Designation
Ex ia IIC T6
Ex [ia] ib IIC T6
Ex [iaD] ib IIC T6
TTH300-H1H:
IECEx certificate of conformity IECEx PTB 09.0014X
TTH300- H1P/H1F:
IECEx certificate of conformity
11.3 Safety specifications for Intrinsic Safety
ATEX / IECEx
Temperature table
Temperature Permissible ambient temperature range
class
Device category 1
use
-50 ... 44 °C
T6
(-58 ... 111.2 °F)
-50 ... 56 °C
T5
(-58 ... 132.8 °F)
-50 ... 60 °C
T4, T3, T2, T1
(-58 ... 140.0 °F)
OI/TTH300-EN
hallo
Type of protection intrinsic safety Ex ia IIC (Part 1)
1) FISCO in accordance with 60079-27
2) II B FISCO: I
Type of protection intrinsic safety Ex ia IIC (Part 2)
Device category 2
use
-50 ... 56 °C
(-58 ... 132.8 °F)
Type of protection intrinsic safety Ex ia IIC (Part 3)
-50 ... 71 °C
(-58 ... 159.8 °F)
-50 ... 85 °C
(-58 ... 185.0 °F)
TTH300
Ex relevant specifications
TTH300-E1H
TTH300-H1H
Supply circuit
Max. voltage U = 30 V
i
Short circuit I = 130 mA
i
current
Max. power
P = 0.8 W
i
Internal inductance L = 0.5 mH
i
Internal C = 5 nF
i
capacitance
≤ 380 mA, P ≤ 5.32 W
i i
Measurement
current circuit:
resistance
thermometers,
resistors
Max. voltage U = 6.5 V
o
Short circuit I = 25 mA
o
current
Max. power P = 38 mW
o
Internal inductance L = 0 mH
i
Internal
C = 49 nF
i
capacitance
Maximum L = 5 mH
o
permissible
external
inductance
Maximum C = 1.55 µF
o
permissible
external
capacitance
Max. voltage
Short circuit current
Max. power
Internal inductance
Internal capacitance
Maximum permissible external
inductance
Maximum permissible external
capacitance
TTH300-E1P/-H1P
TTH300-E1F/-H1F
Supply circuit 1)
FISCO ENTITY
≤ 17.5 V ≤ 24.0 V
U U
i i
≤ 183 mA 2) ≤ 250 mA
I
I
i
i
≤ 1.2 W
≤ 2.56 W 2) P
P
i
i
≤ 10 µH ≤ 10 µH
L L
i i
≤ 5 nF ≤ 5 nF
C C
i i
Measurement current
circuit:
thermocouples,
voltages
U o = 1.2 V
I o = 50 mA
P o = 60 mW
L i = 0 mH
C i = 49 nF
L o = 5 mH
C o = 1.05 µF
LCD interface
U = 6.2 V
o
I = 65.2 mA
o
P = 101 mW
o
L = 0 mH
i
C = 0 nF
i
L = 5 mH
o
C = 1.4 µF
o
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