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IP67 switch SLM21 series

Product catalog summary

Product Introduction
The SLM21 series safety door switch offers multiple models for selection, featuring an adjustable inserting head and various operational keys for flexible installation. It provides a holding force of 1300N and an IP67 protection rate, making it suitable for diverse environments.

Product Features

Multiple contact options available.
1300N holding force.
IP67 protection rate.
Supports general load or micro-load.
Various inserting directions.
Safety protection with forced lock.

Standards and Certifications

EN 60947-5-1/IEC 60947-5-1
GB/T 14048.5
EN ISO 14119/ISO 14119
GB/T 18831
TÜV Rheinland certified

Technical Parameters

Rated operating voltage: DC24V
Power: 4.8W
Approximate current: 200mA
Insulation class: B (130°C)
Operating temperature: -10℃ to +55℃ (no freezing)
Operating humidity: < 95%RH

Electrical Parameters

Rated operating voltage (Ue): 240V
Rated operating current (Ie): 3A
Contact resistance: < 200 mΩ
Nominal discharge current (Ith): 10A
Rated insulation voltage (Ui): 300V
Anti-electric shock level: Class II (Dual Insulation)
Pulse withstand voltage: 2.5KV
Insulation resistance: 100MΩ above
Short-circuit protection: 10A, 250V requires a quick-break fuse

Mechanical and Electrical Lifespan

Mechanical lifespan: Over 1,000,000 times
Electrical lifespan: Over 150,000 (AC240V 3A, resistive load)

Model Selection
The SLM21 series offers various models with different contact configurations and materials, such as plastic or metal, and different locking/release methods. Models are identified by codes like SLM21-BPMF2, indicating specific features and configurations.

Installation Instructions

Loosen 4 screws on the top of the head, rotate to the correct key inserting position, and install.
For slide hung doors, installation should exceed the semidiameter.
Install the safety switch and insertion key within a range of 1-3.5mm.
The operation key installation allows a ±1mm deviation within the key insertion center of the hole.

Catalog excerpts

Safetyprotection forcedlock SLM21 series safety door switch with multiple models for selection, adjustable inserting head and various operational key ensure a flexible installation. 1300N holding force and IP67 protection rate ensure its widely applied in different environment. • Multiple contacts for selection. • Various inserting direction. • Support general load or micro-load.

Open the catalog to page 1

Model selection (eg.: SLM21-BPMF2) Productseries Switch contact (Door monitor + lock monitor) Head direction/ Material Door lock/ release method A: 1NC/1NO(Slow action) + 1NC/1NO(Slow action) B: 1NC/1NO(Slow action) + 2NC (Slow action) C: 2NC(Slow action)+ 1NC/1NO (Slow action) E: 2NC/1NO(Slow action) + 1NC/1NO (Slow action) F: 2NC/1NO(Slow action) + 2NC(Slow action) G: 2NC/1NO (Slow action)+ 2NC/1NO(Slow action) H: 3NC(Slow action) + 1NC/1NO(Slow action) L: 2NC/1NO (Slow action)+ 3NC(Slow action) (Default front side installation)/ plastic (Default front side installation)/ metal M: DC24V power...

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Lock/ Release method Contact type (door monitor + lock monitor)

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Lock/ Release method Front release Contact type (door monitor + lock monitor)

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Contact(doorminitor+ lockmonitor) Wirediagram doormonitor ContactON Operationkey completeinsertion Operationkey extraction

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★ Loosen 4 screw on top of head, rotate the head to the right key inserting position and then install it. ★ When install on slide hung door, it should be over than semidiameter. ^ Please install the safety switch and insertion key under range 1-3.5mm. The installation of operation key allows ±1mm deviation within the key insertion center of the hole.

Open the catalog to page 7

IP67 switch SLM21 series

IP67 switch SLM21 series

Catalog excerpts

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