see also installation notes
for using power supply

Terminal 2 and 3Open Collector

BConnecting a active current sourcee.g. a sensor with ist own power supply and active current output

EXPLOSION PROOF
Class I / Div. 1 / Groups ABCD
DUST IGNITION PROOF
Class II, III / Div. 1 / Groups EFG- CSA certified apparatus must be installed in accordance with manufacturer’s instructions.
- Installation must be in accordance with Canadian Electrical Code.
- Use supply wires suitable for 5°C above surroundings.
- Conduit seal required at 18".
- All Conduits must be assembled with a minimum of five full threads engagement.
- A dust tight seal must be used for conduit entry when the field display is used in a Class II or Class IIIlocation.
- Keep tight when circuits alive.
- Warning: Substitution of components may impair suitability for Class I, Division 2.
- Warning: Do not disconnect equipment unless power has been switched off or the area is known tobe non-hazardous.
- Supply circuit (Terminals + and 1)
Vmax £ 35 V DC
Pmax = 1.75 W- Open Collector (Terminals 2 and 3)
Vmax £ 35 V DC
Pmax £ 875 mW

BActive

Installation Notes RIA14A

Loop power supply

5A+e.g. Process Transmitter

4321

Nonhazardous Locations

Hazardous (Classified) Location
Class I / Division 1, 2 / Groups ABCDClass I / Zone 0 / IIC T6/T5/T4
Class II / Division 1, 2 / Groups EFG
Class III

Passive
Terminal 2 and 3
Open Collector

loop power supply

CCConnecting a passive current sourcee.g. 2-wire transmitter with additional loop power supply

Temperature range
T4
T5
T6-40°C ... +80°C-40°C ... +70°C-40°C ... +55°C

PfanzeltVolume (mm³)

Designed

Pfanzelt
Refer to protection notice
ISO 16016

Drawing No.

Date (yyyy-mm-dd)

Date (yyyy-mm-dd)

Dwg.rev.

12 07 00 114

2008-12-08
Unit

RIA14

2005-03-24

Edge of working parts Geometrical tolerancing
ISO 2768-mH-E
ISO 13715

Part No.

-

Scale

Title

1:1
Format-Revision no.

-

A4

Revision date (yyyy-mm-dd)

Name

Material--

XA02309R/09/EN/01.20

CONTROL DRAWING CSA
ExplosionproofDD

Approved

71540269

SeriesObjekt version

Sheet

Endress + Hause r
WetzerNesselwang / Germany

1 of 2 GmbH+Co. KG54321

54321

Nonhazardous Locations

Hazardous (Classified) Location
Class I / Zone 2 / Ex nA IIC
Class II, III/Division 1/ Groups EFG

Installation Notes RIA14
CSA certified apparatus must be installed in accordance with manufacturer’s instructions.
Installation must be in accordance with Canadian Electrical Code (CEC) Section 18.
Use supply wires suitable for 5°C above surroundings.
A dust tight seal must be used for conduit entry when the field display is used in a Class II or Class IIIlocation.
- The device for Class I, Zone 2, Ex nA IIC is suitable for installation in Class I, Division 2, Groups A, B, C, D
per CEC Section 18-000 Subrule (5).
- Warning: Substitution of components may impair suitability for Class I, Division 2.
- Warning: Do not disconnect equipment unless power has been switched off or the area is known to benon-hazardous.
-Loop power supply

see also installation notes
for using power supply

NONINCENDIVE

Terminal 2 and 3Open Collector

AA+-e.g. Process Transmitter

Class I / Zone 2 / Ex nA IIC- Intrinsic safety barrier not required.

ActiveBConnecting a active current sourcee.g. a sensor with ist own power supply and active current output
Passive
Terminal 2 and 3Open Collector

loop power supply

NONINCENDIVE, FIELD WIRINGClass I / Zone 2 / Ex nA IIC
The Nonincendive Field Wiring Circuit Concept allows interconnection of Nonincendive Field Wiring
Apparatus with Associated Nonincendive Field Wiring Apparatus or Associated Intrinsically Safe
Apparatus or Associated Apparatus not specifically examined in combination as a system using any of thewiring methods permitted for unclassified locations, when Voc £ Vmax, Ca ³ Ci + Ccable, La ³ Li + Lcable.
Transmitter Nonincendive Field Wiring parameters are as follows:
Supply circuit (Terminals + and 1)
Vmax £ 35 V DC
Ci = 0, Li = 0
Imax = see following note below
Pmax = 1.75 W
Open Collector (Terminals 2 and 3)
Vmax £ 35 V DC
Ci = negligible small, Li = 0Imax £ see following note below
Pmax £ 875mW

CC
Connecting a passive current sourcee.g. 2-wire transmitter with additional loop power supply

B

Supply circuit (Terminals + and 1)
Supply voltage £ 35 V DC
Signal current: 4-20mA
Open Collector (Terminals 2 and 3)
Supply voltage £ 35 V DC, max. 100mA

Temperature range
T4T5
T6

For these current controlled circuits, the parameter Imax is not required and need not to be aligned withparameter Isc and It of the Associated Nonincendive Field Wiring Apparatus or Associated Apparatus.

-40°C ... +80°C-40°C ... +70°C-40°C ... +55°C

Pfanzelt
Volume (mm³)

Designed

Pfanzelt
Refer to protection notice
ISO 16016

Drawing No.

Date (yyyy-mm-dd)

Date (yyyy-mm-dd)

Dwg.rev.

12 07 00 114

2008-12-08
Unit

RIA14

2008-12-05Edge of working parts Geometrical tolerancing
ISO 2768-mH-E
ISO 13715

Part No.

-ScaleTitle

1:1
Format-Revision no.

-

A4

Revision date (yyyy-mm-dd)

Name

Material--

XA02309R/09/EN/01.20

CONTROL DRAWING CSA
Nonincendive

D

D

Approved

71540269

SeriesObjekt version

Sheet

Endress + Hause r
WetzerNesselwang / Germany

2 of 2 GmbH+Co. KG

54321