EXFM Approved Apparatus must be installed in accordance with manufacturer’s instructions.
Use supply wires suitable for 5°C above surroundings.
Warning: Substitution of components may impair intrinsic safety or suitability for Class I, Division 2.

A

A-+e.g. Process Transmitter

5EX

43

2

1

Installation Notes RIA 141

Nonhazardous Locations

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

EXPLOSION PROOF
XPClass I / Div. 1 / Groups ABCD
DUST IGNITION PROOF
DIP Class II,III / Div. 1 / Groups EFG- Install per National Electrical Code (NFPA 70)- Seal all conduits within 18 inches.
- All conduits must be assembled with a minimum of five full threads engagement.
- Temperature sensor assembly must be FM approved for appropriate area classification.
- Class II use a dust tight seal
- Keep tight when circuits alive- U £ 35 V DC

Loop power supply

Active Configuration

NONINCENDIVENIClass I / Div. 2 / Groups ABCD
- Depending on location install per National Electrical Code (NEC) using wiring methods described in article 500 through article 510.

Terminal 2 and 3Open Collector

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

Passive Configuration

Transmitter Nonincendive Field Wiring parameters are as follows:
Active Configuration Connection requirements:(+ and -) terminals
The RIA 141 with respect to the supply device:
Vmax of RIA ³ Voc of the Associated Nonincendive Field Wiring Apparatus
Imax of RIA ³ Isc Not relevant
Pi of RIA ³ Po of the Associated Nonincendive Field Wiring Apparatus
Ci of RIA + Ccable £ Ca of the Associated Nonincendive Field Wiring Apparatus
Li of RIA + Lcable £ La of the Associated Nonincendive Field

Passive

Terminal 2 and 3Open Collector

Intrinsic safety barrier not required. Vmax £ 35 V DC.
Warning:
Do not disconnect equipment unless power has been switched off or the area is known to be non hazardous.
Nonincendive field wiring installation
The Nonincendive Field Wiring Circuit Concept allows interconnection of Nonincendive Field Wiring Apparatus with AssociatedNonincendive Field Wiring Apparatus or Associated Apparatus not specifically examined in combination as a system using any of thewiring methods permitted for unclassified locations.

loop power supply

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

NONINCENDIVE, FIELD WIRING PARAMETERSVmaxImaxPiCiLiTerminals

(V)

(mA)

(W)

(µF)

(mH)

Active (+ and -)

35200

1.75

00Passive (+, 1, and -)35200

1.7500CCWiring Apparatus Passive Configuration Connection requirements:(+, 1, and -) terminals Associated Nonincendive Field Wiring Apparatus with respect to the Both Nonincendive Field Wiring Apparatus
Voc £ Vmax of RIA and Vmax of Nonincendive Field Wiring Apparatus
Isc £ Imax Not relevant
Po £ Pi max of RIA and Pi of Nonincendive Field Wiring Apparatus
Ca ³ Ci of RIA + Ci of Nonincendive Field Wiring Apparatus + Ccable
La ³ Li of RIA + Li of Nonincendive Field Wiring Apparatus + Lcable

Signal Input

BB-

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

Functional ratings

These ratings do not supersede Hazardous Location valuesUnom £ 35 DC
Inom £ 4 to 20 mA

Temperature range

Open Collector
2 and 335Pfanzelt
Volume (mm³)

DesignedMeroth
Refer to protection notice
ISO 16016

1000.875

Date (yyyy-mm-dd)

T4-40°C ... +80°C
Revision no.

Unit

Scale

Title

02 15 00 113

2004-10-12

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

0Dwg.rev.

2005-04-14
Date (yyyy-mm-dd)

0Drawing No.

Part No.

RIA 141-1:1
Format

A4T5
Revision date (yyyy-mm-dd)-40°C ... +70°C
Name

CONTROL DRAWING FM
XP/NI/DIP

T6-40°C ... +55°C

Material

510 10646
ZD 042R/09/en/07.05

DDApprovedSeries

Objekt version

Sheet

Endress + Hause r
WetzerNesselwang / Germany

1 of 1 GmbH+Co. KG

54321