Apa592-Ph.f1 Or .C1 (Intrinsic Safety) - ABB Endura APA592 Operating Instruction

Endura APA592
pH / Redox (ORP) transmitter

2.5.4 APA592-pH.F1 or .C1 (Intrinsic Safety)

Note. See installation drawings P0908 – FM (page 100), or P0910 – CSA (page 102) for allowable
sensors.
Agency
FM
CSA
Table 2.3 Intrinsically Safe
Input Parameters
Maximum voltage
Maximum input current
Maximum power
Internal inductance
Internal capacitance
Table 2.4 Intrinsic Safety Input Parameters
Output Parameters
Open-circuit voltage (maximum)
Short-circuit current (maximum)
Maximum output power
Allowed inductance (total)
Allowed capacitance (total)
Table 2.5 Intrinsic Safety Output Parameters
Notes.

Parameters apply to entire system inclusive of cables.

Each specified electrical parameter must be applied individually and in combination. Do not
exceed the maximum values when applying the electrical parameters individually or in
combination.
14
Area Classification
Class I, Div. 1, Groups A, B, C, D
Class II/III, Div. 1, Group E, F, G; T4 Ta = 60 ºC
Class I, Div. 1, Groups A, B, C, D
Class II, Div. 1, Groups E, F, G
Class III; Div. 1: T4
2 Use in Areas Requiring Ignition Protection
U = 30 V
i
Ii = 160 mA
P = 0,8 W
i
L = 0,5 mH
i
C = 5 nF
i
U = 11.8 V
o
I = 5 mA
o
P = 15 mW
o
L = 1 H
a
C = 1.45 µF
a
OI/APA592–EN Rev. E