# 12V Photoeye Maglock Wiring Board
## Description
12 V interface/wiring board for a SECO-LARM E-931-S35RRQ photoelectric sensor, battery source, and normally-closed electromagnetic lock control.
## Project Details
- **Owner:** millys
- **Created:** 6/20/2026
- **Last Updated:** 7/17/2026
- **Visibility:** Public
- **Operating Voltage:** 12V
- **Domain:** Access Control
- **Power Requirements:** Battery
## Key Components
### D1 — [Generic Silicon Diode](https://www.flux.ai/jharwinbarrozo/generic-silicon-diode~h9.md)
- Manufacturer Part Number: 1N4007
- Part Type: Diode
- Reverse Voltage: 1000V
- Role Details: Through-hole DO-41 1N4007 diode selected for 12 V maglock flyback suppression; 1 A average current and 1000 V reverse-voltage rating exceed the design requirement.
- Role: Maglock flyback diode
- Package: THT_DO-41_SOD81_P10.16mm_Horizontal
- Manufacturer Name: YANGJIE
- Current Rating: 1A
- Diode Type: Rectifier
**Pins:**
- A [pin 2]
- K [pin 1]
### J1 — [236-102](https://www.flux.ai/cherepanyadima/236-102~pe.md)
- Manufacturer Name: https://wago.priintcloud.com/datasheets/236-102/en/
- Role: Battery input terminal
- Symbol Style: Parametric
- Manufacturer Part Number: 236-102
- Connector Positions: 2
- Part Type: Connector
- Datasheet URL: https://wago.priintcloud.com/datasheets/236-102/en/
**Pins:**
- ~ [pin L1]
- ~ [pin L2]
### J2 — [282837-5](https://www.flux.ai/adrian95/282837-5~a32.md)
- Role: Photoeye wiring terminal
- Datasheet URL: https://www.te.com/usa-en/product-282837-5.datasheet.pdf
- Connector Positions: 5
- Package or Case Code: 2828375
- Manufacturer Part Number: 282837-5
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: TE Connectivity AMP Connectors
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
### J3 — [236-102](https://www.flux.ai/cherepanyadima/236-102~pe.md)
- Manufacturer Part Number: 236-102
- Datasheet URL: https://wago.priintcloud.com/datasheets/236-102/en/
- Part Type: Connector
- Symbol Style: Parametric
- Manufacturer Name: https://wago.priintcloud.com/datasheets/236-102/en/
- Role: Maglock output terminal
- Connector Positions: 2
- Role Details: Output terminal for SECO-LARM E-941SA-80Q electromagnetic lock; connect lock + to L1 and lock - to L2/GND. Manufacturer current rating found: approximately 60 mA at 12 VDC.
**Pins:**
- ~ [pin L1]
- ~ [pin L2]
### J5 — [236-102](https://www.flux.ai/cherepanyadima/236-102~pe.md)
- Role: Power Conversion
- Manufacturer Part Number: 236-102
- Datasheet URL: https://wago.priintcloud.com/datasheets/236-102/en/
- Role Details: Fused 12 VDC and GND output to power a SECO-LARM SK-910RD2 or equivalent 150 m RF receiver.
- Part Type: Connector
- Connector Positions: 2
- Symbol Style: Parametric
- Manufacturer Name: https://wago.priintcloud.com/datasheets/236-102/en/
**Pins:**
- ~ [pin L1]
- ~ [pin L2]
### J6 — [282837-3](https://www.flux.ai/vasy_skral/282837-3~ndb.md)
- Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=282837&DocType=Customer+Drawing&DocLang=English
- Part Type: Connector
- Symbol Style: parametric-v1
- Role: Switching
- Connector Positions: 3
- Manufacturer Part Number: 282837-3
- Role Details: Field terminal for SECO-LARM SK-910RD2 or equivalent RF receiver relay output. Use pin 1 = COM, pin 2 = NC, pin 3 = NO unused.
- Manufacturer Name: TE Connectivity AMP Connectors
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
### J7 — [236-102](https://www.flux.ai/cherepanyadima/236-102~pe.md)
- Manufacturer Part Number: 236-102
- Part Type: Connector
- Connector Positions: 2
- Role Details: Connect an external maintained SPST switch here. Open = photoeye active. Closed = photoeye NC contact bypassed/disabled; RF receiver NC contact still remains in series and can release the maglock.
- Role: Switching
- Datasheet URL: https://wago.priintcloud.com/datasheets/236-102/en/
- Manufacturer Name: https://wago.priintcloud.com/datasheets/236-102/en/
- Symbol Style: Parametric
**Pins:**
- ~ [pin L1]
- ~ [pin L2]
### LED_PHOTO — [LTL-307EE](https://www.flux.ai/vasy_skral/ltl-307ee~a2.md)
- Manufacturer Name: Lite-On Inc.
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: LTL-307EE
- Role: Photoeye active indicator LED
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/1153/LTL-307EE.pdf
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED_PWR — [LTL-307EE](https://www.flux.ai/vasy_skral/ltl-307ee~a2.md)
- Manufacturer Name: Lite-On Inc.
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/1153/LTL-307EE.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: LTL-307EE
- Part Type: LED
- Role: Power indicator LED
**Pins:**
- A [pin 2]
- K [pin 1]
### LED_REMOTE — [LTL-307EE](https://www.flux.ai/vasy_skral/ltl-307ee~a2.md)
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/1153/LTL-307EE.pdf
- Manufacturer Part Number: LTL-307EE
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Lite-On Inc.
- Role: Remote active indicator LED
- Part Type: LED
**Pins:**
- A [pin 2]
- K [pin 1]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/millys/12v-photoeye-maglock-wiring-board~pd](https://www.flux.ai/millys/12v-photoeye-maglock-wiring-board~pd).*
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