5420B
Ex power supply
- 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
Manuals : 
Data sheet :
Application
- 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.
Technical characteristics
- 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.
Mounting / installation
- Mounted vertically or horizontally on a DIN rail. Up to 84 channels per meter can be mounted.
Environmental Conditions
Specifications range -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 Common specifications
Supply voltage, universal 21.6...253 VAC, 50...60 Hz or 19.2...300 VDC Max. power consumption ≤ 4 W (2 channels) Internal consumption ≤ 2 W (2 channels) Fuse 400 mA SB / 250 VAC Isolation voltage, test / working 3.75 kVAC / 250 VAC EMC immunity influence < ±0.5% Extended EMC immunity: NAMUR NE 21, A criterion, burst < ±1% Output specifications
Output voltage > 18 VDC at 20 mA Output current 28 mA per channel (max.) Relay outputs: On within limit > 3.8...< 20.5 mA Max. voltage 250 VRMS Max. current 2 ARMS Max. AC power 100 VA Max. load at 24 VDC 1 A Approvals
EMC EN 61326-1 LVD 2006/95/EC EN 61010-1 PELV/SELV IEC 364-4-41 and EN 60742 ATEX 2004/108/EC DEMKO 99ATEX126256 EAC TR-CU 020/2011 EN 61326-1 EAC Ex TR-CU 012/2011 RU C-DK.GB08.V.00410