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Specification & Description
| Specification | Description |
|---|---|
| Part Number | RLY3-OSSD200 |
| Alternative Part Number | RLY3OSSD200 |
| Manufacturer | Sick |
| Category | Safety Relay |
| Description | A safety relay designed to ensure the operational integrity of safety devices within machinery. |
| Supply Voltage | 24 V DC (16.8 V to 30 V) |
| Power Consumption | ≤ 2.5 W (DC) |
| Safety Inputs | 2 inputs, with input voltage HIGH 24 V DC (11 V to 30 V), LOW 0 V DC (–3 V to 5 V) |
| Output Type | Make contacts, forcibly guided |
| Switching Voltage | 10 V AC to 230 V AC, 10 V DC to 230 V DC |
| Switching Current | 10 mA to 6 A |
| Total Current | 12 A |
| Mechanical Life | 1 x 10^7 switching cycles |
| Response Time | 10 ms |
| Output Notification | 2 Push-Pull semiconductor outputs, short-circuit proof |
| Test Pulse Outputs | 1 |
| Commodity Code | 853649 |
| Dimensions | Not specified |
| Weight | 130 g |
| Mounting | Mounting rail (IEC 60715) |
| Connection Type | Spring terminals |
| Wire Cross-section | Single wire (1×) 0.14 mm² to 1.5 mm² |
| Operating Temperature Range | Not specified |
| Compliance | ROHS, EMC, Machinery Directives |
The Sick RLY3-OSSD200 Safety Relay is a robust and reliable component designed for industrial safety applications. This safety relay ensures the secure operation of machinery by monitoring safety devices and executing safe shutdown procedures when necessary. It operates with a supply voltage of 24 V DC and features two safety inputs and two enabling current paths with positively guided contacts, ensuring dependable operation and compliance with safety standards.
The RLY3-OSSD200 is engineered to handle switching voltages ranging from 10 V AC to 230 V AC, and 10 V DC to 230 V DC, with a switching current capacity of up to 6 A. Its compact dimensions (18 mm x 124.6 mm x 85.5 mm) make it suitable for installation in space-constrained environments, while its mechanical life of 1 x 10^7 switching cycles attests to its durability and long-term reliability.
This safety relay is also equipped with diagnostic outputs that provide real-time feedback on the operational status, enhancing the monitoring capabilities and facilitating maintenance procedures. With its compliance to overvoltage category III and an impulse withstand voltage of 6 kV, the RLY3-OSSD200 offers robust protection against voltage spikes, contributing to the overall safety and stability of your system.
Commonly Asked Questions
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Frequently Asked Questions
What is the primary function of this safety relay?
The primary function of the RLY3-OSSD200 safety relay is to monitor and control safety devices in industrial settings, ensuring safe operation and providing a means to interrupt power or signal in the event of a safety breach.
What type of power supply is required for this safety relay?
The safety relay requires a 24 V DC power supply, with a voltage range of 16.8 V to 30 V DC. It is designed to operate with PELV (Protective Extra Low Voltage) or SELV (Safety Extra Low Voltage) systems.
Can you describe the input characteristics of this safety relay?
The RLY3-OSSD200 has two safety inputs. Each input accepts a voltage of 24 V DC when high (ranging from 11 V to 30 V) and 0 V DC when low (ranging from -3 V to 5 V). The input current ranges from 4 mA to 6 mA.
What are the output specifications of this safety relay?
This safety relay features two release current paths with make contacts that are forcibly guided. The contacts are made of a silver alloy and are gold-plated. The switching voltage ranges from 10 V AC to 230 V AC and from 10 V DC to 230 V DC, with a switching current of 10 mA to 6 A.
What is the response time for the outputs on this safety relay?
The response time for the outputs on the RLY3-OSSD200 is 10 milliseconds.
What are the environmental operating conditions for this safety relay?
The safety relay operates within an ambient temperature range of -25 °C to +55 °C. It is designed with an IP20 rating, indicating protection against solid objects larger than 12.5 mm but not against water.
What certifications does this safety relay hold?
The RLY3-OSSD200 complies with several standards, including EN 60664-1 for insulation coordination and overvoltage category III, with a nominal impulse withstand voltage of 6 kV.
How is this safety relay mounted?
This safety relay is designed for mounting on a standard mounting rail according to IEC 60715.
What are the dimensions and weight of this safety relay?
The RLY3-OSSD200 safety relay measures 18 mm in width, 124.6 mm in height, and 85.5 mm in depth. It weighs approximately 130 grams.
What type of connections does this safety relay support?
The safety relay supports connections via spring terminals, suitable for various wire types and sizes as specified in its technical documentation.
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