Graco G-Barrier Instructions Manual Download Page 1

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Instructions - Installation

G-Barrier

Power Barrier for Hazardous Locations

3A5056B

Associated apparatus providing intrinsically safe power to hazardous locations using the
entity parameter concept. For professional use only.

Not approved for use in explosive atmospheres or hazardous locations.

See

on page 3 for approval information.

Important Safety Instructions

Read all warnings and instructions in this manual
before using the equipment. Save these
instructions.

26A364 IS Power Barrier

Summary of Contents for G-Barrier

Page 1: ...us locations using the entity parameter concept For professional use only Not approved for use in explosive atmospheres or hazardous locations See Approvals on page 3 for approval information Important Safety Instructions Read all warnings and instructions in this manual before using the equipment Save these instructions EN 26A364 IS Power Barrier ...

Page 2: ...ion 6 Validating the Field Apparatus Entity Parameters 8 Mounting and Dismounting to DIN Rail 9 Grounding 10 Wiring the Power Input Connector 12 Wiring the Power Output Connectors 12 Airflow 13 Troubleshooting 14 Parts 14 Performance 15 Dimensions 16 Technical Specifications 17 Graco Standard Warranty 18 Graco Information 18 ...

Page 3: ... 60079 0 2019 CSA C22 2 No 60079 11 2014 CSA C22 2 No 61010 1 2012 IECEx Certification IEC 60079 0 2017 IEC 60079 11 2011 ATEX Certification EN 60079 0 2018 EN 60079 11 2012 For connection to CLASS I DIVISION 1 GROUP D USA CANADA CLASS I ZONE 0 AEx ia Ga IIA USA 0 C Ta 54 C FM18US0213 FM18CA0102 II 1 G Ex ia Ga IIA 0 C Ta 54 C IECEx FMG 18 0022 FM18ATEX0053 C US 2575 ...

Page 7: ...cations Class 1 Division 1 Group D US and Canada Class 1 Zone 0 or Zone 1 Group IIA US and Canada Zone 0 or Zone 1 Group IIA ATEX and IECEx FIG 1 Typical Hazardous Location Installation G Barrier To other hazardous locations Non Hazardous Location ...

Page 11: ...Installation 3A5056B 11 FIG 5 Grounding Example 2 HAZARDOUS LOCATION NON HAZARDOUS LOCATION TO FIELD APPARATUS CLASS 2 POWER SUPPLY TO FIELD APPARATUS TO FIELD APPARATUS ...

Page 13: ...Installation 3A5056B 13 Airflow For best performance the installation must allow for air flow through and around the barrier FIG 9 Airflow ...

Page 15: ...int it resembles a linear barrier until it approaches an output current of 250 mA Circuitry in the barrier reduces the output voltage to protect both the internal fuse and any associated apparatus that may be shorting out As the short is released the barrier returns to linear operation and then to constant voltage operation Current mA Voltage V Current mA Power mW ...

Page 16: ...Dimensions 16 3A5056B Dimensions FIG 10 Dimensions of the G Barrier ...

Page 17: ...12 VDC Maximum input power 24 W Power supply type Class 2 Environmental Parameters Ambient temperature range 32 F Ta 129 F 0 C Ta 54 C Humidity 0 to 90 Clearance above unit 1 in 25 mm Clearance to side of unit 1 4 in 6 mm Clearance below unit 1 2 in 12 mm Enclosure material Aluminum Anodized aluminum Weight 1 lb 1000 g Width 2 in 50 mm Height 5 in 125 mm Depth 4 in 100 mm ...