R. STAHL 9170/20-10-21 Switching Repeater
Buy the R. STAHL 9170/20-10-21, a 2-channel intrinsically safe switching repeater with relay output. Part of the ispac series, it’s ideal for isolating NAMUR sensor signals from hazardous Ex areas. SIL 2 rated for safety applications.
R. STAHL 9170/20-10-21 Switching Repeater
The R. STAHL 9170/20-10-21 is a high-performance, 2-channel intrinsically safe switching repeater from the renowned ispac series. Engineered in Germany, this device provides galvanic isolation for signals transmitted from hazardous areas to safe areas. It is designed to operate with NAMUR proximity sensors (according to EN 60947-5-6) and potential-free mechanical contacts. The output is provided via two relay change-over contacts. Configuration is made simple with accessible DIP switches, allowing for adjustments to the direction of action and line fault detection. Its compact design is ideal for DIN rail mounting, making it a reliable solution for process automation and safety applications in potentially explosive atmospheres.
Technical Specifications:
- Number of Channels: 2
- Input Signal Type: NAMUR sensors (EN 60947-5-6) or potential-free contacts
- Output Type: Relay with 2 change-over contacts (2 CO)
- Auxiliary Power: 24 V DC (18 to 31.2 V DC)
- Safety Integrity Level (SIL): SIL 2 (IEC 61508)
- Ambient Temperature: -20 °C to +70 °C (-4 °F to +158 °F)
- Installation: DIN rail NS 35/15, NS 35/7.5
- Ex Protection: [Ex ia] IIC/IIB, [Ex ia] IIC; Class I, Div. 1, Groups A, B, C, D
| Brand | R. STAHL |
|---|---|
| Model | 9170/20-10-21 |
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