Ex relevant specifications
7.3
TZIDC-120
ht
c
7.3.1 EC-Type-Examination Test Certificate
Designation:
II 2 G EEx ia IIC T6
Type-Examination Test Certificate:
TÜV 02 ATEX 1834 X
Type:
Intrinsically safe equipment
Standards: EN
50014:1997
EN 50020:1994
Temperature class
Ambient temperature range
T4
-40 ... 85 °C
T5
-40 ... 55 °C
T6
-40 ... 40 °C
Electrical data
Signal circuit
(Te11 / -12 or + / -)
In intrinsically safe explosion protection types EEx ia IIC or
EEx ib IIC, only for connection to a certified intrinsically safe
circuit (e.g. FISCO supply unit) with max. values based on the
following table:
FISCO power supply
ia/ib for Grp. IIB/IIC
FISCO power supply
ia/ib for Grp. IIB/IIC
Barriers or power
supply
ia/ib for Grp. IIB/IIC
Voltage
17,5 V
17,5 V
24 V
Current
380 mA
360 mA
250 mA
Power
5.32 W
2.52 W
1.2 W
Characteristic rectangular
trapezoidal
Linear
L
i
negligibly small
C
i
negligibly small
In intrinsically safe explosion protection types EEx ia IIC or
EEx ib IIC, only for connection to a certified intrinsically safe
circuit with max. values
Shutdown contact input
(Te85 / -86)
U
i
= 30 V
C
i
= 3.7 nF
L
i
negligibly small
Mechanical digital feedback
(Terminals 51 / -52
or 41 / -42)
For max. values, see EC-type-examination test certificate
number PTB 00 ATEX 2049 X
Local communication
interface (LKS) and program
interface (X5)
Only for connection to a programmer or PC outside the
potentially explosive area.
Important
• The local communication interface (LKS) and program interface (X5) may only be operated
outside the potentially explosive area.
40 - EN
D400
CI/TZIDC/110/120-EN
