Zener Barrier SB4250
- 2-channel
- DC version, negative polarity
- Working voltage 12 V at 2 µA
- Series resistance max. 63.5 Ω
- Fuse rating 63 mA
- Terminal Base or Termination Board mounting, pluggable
- Replaceable back-up fuse
Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.
Download the complete datasheet as a PDF:
Datasheet excerpt: Technical data of SB4250
| General specifications | ||
|---|---|---|
| Type | DC version, negative polarity | |
| Electrical specifications | ||
| Nominal resistance | without back-up fuse 50 Ω , with back-up fuse 60.5 Ω | |
| Series resistance | without back-up fuse max. 52.5 Ω , with back-up fuse max. 63.5 Ω | |
| Fuse rating | internal fuse 63 mA , back-up fuse (fast acting) 63 mA | |
| Hazardous area connection | ||
| Connection | terminals 13; 23 | |
| Safe area connection | ||
| Connection | terminals 11, 12; 21, 22 | |
| Working voltage | 12 V at 2 µA | |
| Indicators/settings | ||
| Display elements | LED power supply, one green LED per channel | |
| Conformity | ||
| Degree of protection | IEC 60529 | |
| Ambient conditions | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| Storage temperature | -40 ... 80 °C (-40 ... 176 °F) | |
| Relative humidity | < 75 % (annual mean) < 95 % (30 d/year), no moisture condensation |
|
| Mechanical specifications | ||
| Degree of protection | IP20 (installed on Terminal Base or Termination Board) | |
| Connection | wiring via Terminal Base or Termination Board | |
| Mass | approx. 70 g | |
| Dimensions | 9.7 x 70.4 x 68.2 mm (0.4 x 2.8 x 2.7 inch) | |
| Height | 68.2 mm | |
| Width | 9.7 mm | |
| Length | 70.4 mm | |
| Construction type | pluggable housing | |
| Mounting | Terminal Base or Termination Board mounting on 35 mm DIN rail acc. to DIN EN 60715 | |
| Data for application in connection with hazardous areas | ||
| EU-type examination certificate | TÜV 99 ATEX 1449 X , for additional certificates see www.pepperl-fuchs.com | |
| Marking |  II (1) G [Ex ia] IIC II (1) D [Ex iaD] |
|
| Voltage | 15 V | |
| Current | 387 mA | |
| Power | 1450 mW | |
| Supply | ||
| Maximum safe voltage | 250 V | |
| Directive conformity | ||
| Directive 94/9/EC | EN 60079-0, EN 60079-11, EN60079-26, EN 61241-0, EN 61241-11 | |
| General information | ||
| Supplementary information | EC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see www.pepperl-fuchs.com. | |
| Accessories | ||
| Designation | Terminal Base for 1 Zener Barrier: SB9101 Termination Board for 6 Zener Barriers: SB9106 Termination Board for 10 Zener Barriers: SB9100 grounding rail for 20 units: SB9220 grounding rail for 10 units: SB9221 grounding rail for 6 units: SB9222 |
|
Classifications
| System | Classcode |
|---|---|
| ECLASS 13.0 | 27211016 |
| ECLASS 12.0 | 27211016 |
| ECLASS 11.0 | 27211016 |
| ECLASS 10.0.1 | 27219001 |
| ECLASS 9.0 | 27219001 |
| ECLASS 8.0 | 27219001 |
| ECLASS 5.1 | 27210702 |
| ETIM 9.0 | EC001485 |
| ETIM 8.0 | EC001485 |
| ETIM 7.0 | EC001485 |
| ETIM 6.0 | EC001485 |
| ETIM 5.0 | EC002653 |
| UNSPSC 12.1 | 39121018 |
Details: SB4250
Product Documentation: SB4250
| Safety and Security Documentation | Language | File Type | File Size |
|---|---|---|---|
| Operating instructions Zener Barriers SB-System | ENG | 375 KB |
Pepperl+Fuchs SE
Lilienthalstraße 200
68307 Mannheim
Germany
info@de.pepperl-fuchs.com
+49 621 776-0
Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,300 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified.