Tzidc - Ex Relevant Specification; Atex - 'Ex I' Type Of Protection - ABB TZIDC Commissioning Instruction

8 TZIDC, TZIDC-110, TZIDC-120 DIGITAL POSITIONER | CI/TZIDC/110/120-EN REV. E
... 2 Use in potentially explosive atmospheres
TZIDC – Ex relevant specification
Note
The values indicated here are taken from the respective
certificates. Always observe the specifications and supplements
in the explosion protection certificates.
ATEX – 'Ex i' type of protection
Ex marking
Ex marking
Marking
Type Examination Test Certificate
Type
Device class
Standards
Temperature Data
Device group II 2 G
Temperature class
T4
T5
T6*
* When using the 'digital feedback' plug-in module in temperature class
T6, the maximum permissible ambient temperature range is −40 to 35 °C.
Device group II 2 D
Housing surface temperature
T81 °C
T61 °C
T51 °C
II 2 G Ex ia IIC T6 or T4 Gb
II 2 G Ex ib IIC T6 or T4 Gb
II 2 D Ex ia IIIC T51°C resp. 70°C Db
TÜV 04 ATEX 2702 X
Intrinsically safe equipment
II 2 G
EN 60079-0
EN 60079-11
II 2D
EN 60079-0
EN 61241-11
Ambient temperature Ta
−40 to 85 °C
−40 to 50 °C
−40 to 40 °C*
Ambient temperature Ta
−40 to 70 °C
−40 to 50 °C
−40 to 40 °C*
Electrical Data
In intrinsically safe types of protection Ex ib IIC / Ex ia IIC or
Ex iaD, only for connection to a certified intrinsically safe circuit.
Current circuit (terminal)
Signal circuit
(+11 / −12)
Contact input
(+81 / −82)
Switch output
(+83 / −84)
Mechanical digital For maximum values, see EC type examination
feedback certificate number PTB 00 ATEX 2049 X
Proximity switches by Pepperl & Fuchs
(Limit1: +51 / −52),
(Limit2: +41 / −42)
Plug-in module for
digital position feedback
(+51 / −52)
(+41 / −42)
Plug-in module for
analog position
feedback
(+31 / −32)
Optional interface to
remote sensor
(X2-2: +Uref,
X3-2: GND,
C = negligibly small
i
X3-1: Signal)
L = negligibly small
i
Local communication
interface (LCI)
Electrical information (maximum values)
U = 30 V C
i
I = 320 mA L = negligibly small
i i
P = 1.1 W
i
U = 30 V C
i
I = 320 mA L = negligibly small
i i
P = 1.1 W
i
U = 30 V C
i
I = 320 mA L = negligibly small
i i
P = 500 mW
i
U = 30 V C
i
I = 320 mA L = negligibly small
i i
P = 250 mW
i
U = 30 V C
i
I = 320 mA L = negligibly small
i i
P = 1.1 W
i
U = 5.4 V Type of protection Ex ia
0
I = 74 mA
0
P = 100 mW
0
L
C
L
C
Only for connection to a
Programming device outside of the
hazardous area.
(See special conditions).
= 6.6 nF
i
= 4.2 nF
i
= 4.2 nF
i
= 3.7 nF
i
= 6.6 nF
i
or Ex ib
IIC:
= 5 mH
0
= 2 μF
0
IIB:
= 5 mH
0
= 10 μF
0