Ex solenoid / alarm driver
PR 5203B-U9 - expected release ultimo November 2025
- UL 913-approved version for US market only
- 1- or 2-channel version
- Solenoid driver for I.S. area
- 3- / 5-port 3.75 kVAC galvanic isolation
- Digitally controlled voltage supply for I.S. area
- Universal supply by AC or DC
Application
- Driver with safety barrier for the control of ON / OFF solenoids mounted in hazardous area.
- Driver with safety barrier for the supply of LEDs and acoustic alarms mounted in hazardous area.
- Voltage supply with ON / OFF control of other equipment.
Technical characteristics
- PR5203B-U9 has a digital input per channel for the control of the I.S. output voltage.
- Supply, inputs, and outputs are floating and galvanically separated.
Mounting / installation
- Mounted vertically or horizontally on a DIN rail. By way of the 2-channel version up to 84 channels per meter can be mounted.
Data sheet & Manuals
Approvals & Certificates
Supplementary documentation
Order form
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. | 230 g |
| DIN rail type | DIN EN 60715/35 mm |
| Wire size | 0.13...2.08 mm2 AWG 26...14 stranded wire |
| Screw terminal torque | 0.5 Nm |
Common specifications
Supply |
|
| Supply voltage, universal | 21.6...253 VAC, 50...60 Hz or 19.2...300 VDC |
| Fuse | 400 mA SB / 250 VAC |
| Max. required power | ≤ 4 W (2 channels) |
| Internal power dissipation | ≤ 2 W (2 channels) |
Isolation voltage |
|
| Isolation voltage, test / working | 3.75 kVAC / 250 VAC |
| PELV/SELV | IEC 61140 |
| Programming | DIP switches |
| Max. frequency | 20 Hz |
| EMC immunity influence | < ±0.5% of span |
| Extended EMC immunity: NAMUR NE21, A criterion, burst | < ±1% of span |
Input specifications
NPN and mechanical switch |
|
| Trig level LOW | ≤ 4.0 VDC |
| Trig level HIGH | ≥ 7.0 VDC |
| Max. external voltage | 28 VDC |
| Input impedance | 3.48 kΩ |
PNP |
|
| Trig level LOW | ≤ 4.0 VDC |
| Trig level HIGH | ≥ 7.0 VDC |
| Max. external voltage | 28 VDC |
| Input impedance | 3.48 kΩ |
Output specifications
| Output voltage | See I.S. data in manual |
| Output current | See I.S. data in manual |
| Output ripple | < 40 mVRMS |
Observed authority requirements
| EMC | 2014/30/EU |
| LVD | 2014/35/EU |
Approvals
| c UL us, UL 508 | 05122003-E233311 |
| c UL us, UL 913 | 05122003-E233311 |
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