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PR 5420B Ex Power Supply

Category I.S. Interfaces Tag HazLoc rated

Brand:PR electronics

PR 5420B Ex Power Supply

5420b-power-supply-pr-electronics-instrumentation-signal-conditioning

5420b-ex-power-supply-pr-electronics-instrumentation-signal-conditioning

5420b-power-supply-pr-electronics-instrumentation-signal-conditioning-hazardous-location

PR 5420B Ex Power Supply

Out of stock

2 channels
5-port 3.75 kVAC galvanic isolation
Output voltage > 18 V to I.S. area
Active current loop detection
Universal supply by AC or DC

Description

PR5420B has a relay with change-over contacts available in the safe area. When the loop current is within the defined limit, the relay is ON.
Supply and outputs are floating and galvanically separated.

Applications

Voltage supply with safety barrier for the supply of equipment mounted in hazardous area.
Voltage supply with failsafe detection of active current loop from 2-wire transmitters mounted in hazardous area.

Mounting / Installation

Mounted vertically or horizontally on a DIN rail. Up to 84 channels per meter can be mounted.

Environmental Conditions

Operating temperature	-20°C to +60°C
Calibration temperature	20…28°C
Relative humidity	< 95% RH (non-cond.)
Protection degree	IP20

Mechanical Specifications

Dimensions (HxWxD)	109 x 23.5 x 130 mm
Weight approx.	215 g
DIN rail type	DIN 46277
Wire size	1 x 2.5 mm² stranded wire
Screw terminal torque	0.5 Nm

Supply

	21.6…253 VAC, 50…60 Hz or 19.2…300 VDC
Max. required power	≤ 4 W (2 channels)
Internal power dissipation	≤ 2 W (2 channels)
Fuse	400 mA SB / 250 VAC

Isolation Voltage

Isolation voltage, test / working	3.75 kVAC / 250 VAC
PELV/SELV	IEC 61140
EMC immunity influence	< ±0.5%
Extended EMC immunity: NAMUR NE21, A criterion, burst	< ±1%

Relay Output

Max. voltage	250 VRMS
Max. current	2 ARMS
Max. AC power	100 VA
Max. load at 24 VDC	1 A
Output voltage	> 18 VDC at 20 mA
Output current	28 mA per channel (max.)
Relay outputs: On within limit	> 3.8…< 20.5 mA

Observed Authority Requirements

EMC	2014/30/EU
LVD	2014/35/EU
EAC	TR-CU 020/2011

Approvals

ATEX	DEMKO 99ATEX126256, II (1) GD [EEx ia] IIC
EAC Ex	RU C-DK.HA65.B.00355/19

Product Documents

5420B Data Sheet

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