Tzidc-110 - Ex Relevant Specification; Atex - 'Ex I' Type Of Protection; Atex - 'Ex N' Type Of Protection - ABB TZIDC Commissioning Instruction

14 TZIDC, TZIDC-110, TZIDC-120 DIGITAL POSITIONER | CI/TZIDC/110/120-EN REV. E
... 2 Use in potentially explosive atmospheres
TZIDC-110 – 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
Marking
Type Examination Test Certificate
Type
Standards
Temperature Data
Temperature class
T4
T6
Electrical Data
ia / ib / ic for Grp. IIB / IIC
With the intrinsically safe Ex i IIC type of protection, only for
connection to a certified FISCO power supply unit, a barrier or a
power supply unit with linear characteristic curves and the
following maximum values:
Current circuit (terminal)
Signal circuit
(+11 / −12 or + / −)
With the intrinsically safe Ex i IIC type of protection, only for
connection to a certified intrinsically safe circuit with maximum
values:
Current circuit (terminal)
Mechanical digital
feedback
(Limit1: +51 / −52)
(Limit2: +41 / −42)
II 2 G Ex ia IIC T6 or. T4 Gb
II 3 G Ex ic IIC T6 or T4 Gc
TÜV 02 ATEX 1831 X
Intrinsically safe equipment
EN 60079-0
EN 60079-11
Ambient temperature Ta
−40 to 85 °C
−40 to 40 °C
Electrical information (maximum values)
U = 24 V Characteristic curve:
i
l = 250 mA
i
L
P = 1.2 W
i
Electrical information (maximum values)
See EC type examination certificate
PTB 00 ATEX 2049 X
ATEX – 'Ex n' type of protection
Ex marking
Marking
Type Examination Test Certificate
Type
Device class
Standards
Temperature Data
Device group II 3 G
Temperature class
T4
T6
Electrical Data
Current circuit (terminal)
Signal circuit
(+11 / −12)
Mechanical digital feedback
(Limit1: +51 / −52)
(Limit2: +41 / −42)
linear
< 10 μH
i
C < 5 nF
i
II 3 G Ex nA IIC T6 or T4 Gc
TÜV 02 ATEX 1943 X
'n' type of protection
II 3 G
EN 60079-15
EN 60079-0
Ambient temperature Ta
−40 to 85 °C
−40 to 50 °C
System bus, computer interfaces
U = 9 to 32 V DC
I = 10.5 mA
U = 5 to 11 V DC