ABB HART Industrial IT enabled TZIDC, Руководство по эксплуатации

Страница: 58 / 69

58 Electro-pneumatic positioner TZIDC 41/18-79 EN
TÜV NORD CERT GmbH & Co. KG
Am TÜV 1
D-30519 Hannover
Annexe to IECEx TUN 04.0015X
Page 1 of 3
TÜV NORD CERT
Electrical data for type TZIDC resp. TZIDC-200 with marking Ex ib IIC T6
Signal circuit
(terminals 11(+), 12(-)) in type of protection “Intrinsic Safety” Ex ib IIC
only for the connection to a certified intrinsically safe circuit with the
following maximum values:
U
i
= 30 V
I
i
= 320 mA
P
i
= 1.1 W
effective internal capacitance: C
i
= 6.6 nF
The effective internal inductance is negligibly small.
Switch input
(terminals 81(+), 82(-)) in type of protection “Intrinsic Safety” Ex ib IIC
only for the connection to a certified intrinsically safe circuit with the
following maximum values:
U
i
= 30 V
effective internal capacitance: C
i
= 3.7 nF
The effective internal inductance is negligibly small.
Switch output
(terminals 83(+), 84(-)) in type of protection “Intrinsic Safety” Ex ib IIC
only for the connection to a certified intrinsically safe circuit with the
following maximum values:
U
i
= 30 V
P
i
= 500 mW
effective internal capacitance: C
i
= 3.7 nF
The effective internal inductance is negligibly small.
Local interface for
communication (LKS) For the connection to a programmer outside of the explosive
hazardous area.
Optionally the following modules are allowed to be used:
Mechanical digital feedback
(terminals 51, -52
resp. 41, -42) in type of protection “Intrinsic Safety” Ex ib IIC
Maximum values see IEC Certificate No.
(proximity switches of the company P Fuchs GmbH)
Digital feedback
(ter51, -52
resp. +41, -42) in type of protection “Intrinsic Safety” Ex ib IIC
only for the connection to a certified intrinsically safe circuit with the
following maximum values:
U
i
= 30 V
P
i
= 500 mW
effective internal capacitance: C
i
= 3.7 nF
The effective internal inductance is negligibly small.
Analogue feedback
(ter31, -32) in type of protection “Intrinsic Safety” Ex ib IIC
only for the connection to a certified intrinsically safe circuit with the
following maximum values:
U
i
= 30 V
P
i
= 1.1 W
effective internal capacitance: C
i
= 6.6 nF
The effective internal inductance is negligibly small.
Shutdown-switch-input
(ter51, -52
resp. +85, -86) in type of protection “Intrinsic Safety” Ex ib IIC
only for the connection to a certified intrinsically safe circuit with the
following maximum values:
U
i
= 30 V
effective internal capacitance: C
i
= 3.7 nF
The effective internal inductance is negligibly small.
The intrinsically safe circuits themselves are safe galvanically separated up to a voltage of 60 V. The
“Local interface for communication (LKS)” is connected with the signal circuit.