Description
Here’s a detailed overview of the Wieland SNA4043K-A (R1.188.1810.0) Safety Relay:
Product Overview:
- Model: SNA4043K-A
- Part Number: R1.188.1810.0
- Manufacturer: Wieland Electric
Key Features:
- Safety Circuit Monitoring: Ensures reliable control of emergency-stop circuits, proximity switches, and optoelectronic protection equipment.
- Control Options: Operates in single-channel or dual-channel mode for flexible applications.
- Reset Functions: Supports automatic reset without reset switch monitoring.
- Cross Circuit Monitoring: Enhances safety by detecting unintended connections.
- Output Configuration:
- 3 enabling current paths for safety applications
- 1 signaling output for system status indication
Electrical Specifications:
- Operating Voltage: AC/DC 24V (50-60Hz)
- Connection Type: Pluggable screw terminals for secure wiring
Application Areas:
- Industrial safety systems
- Elevator safety (EN 81-20/50 compliance)
- Emergency stop circuit monitoring
- Optoelectronic protection equipment
- Magnetic and proximity switch control
Wieland Electric offers a range of best-selling safety relays designed for industrial applications. Here are some of their popular models:
Best-Selling Wieland Safety Relays
-
SNO 4062K-A
- Dual-channel safety relay for emergency stop and safety door monitoring.
- Features automatic/manual reset and cross-circuit monitoring.
-
SNA 4043K-A
- Safety relay with three enabling current paths and one signaling output.
- Ideal for elevator safety and emergency stop applications.
-
SNS 4074K / SNS 4084K
- Motion relays for standstill and speed monitoring in industrial machines.
- Works with incremental encoders or proximity sensors for precise control.
-
SVM 4001K
- Sensorless standstill monitor for 1-phase and 3-phase motors.
- Ensures safe machine operation without requiring additional sensors.
-
Safe Basic Devices
- Universal safety relays for monitoring individual safety functions.
- Supports PL e / SIL 3 safety levels with pluggable terminals.
-
Safe Contact Expansion Relays
- Designed for expanding safe switching devices and controllers.
- Provides additional safety contacts for complex systems.
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