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The Rotation Speed Monitor is a 1-channel isolated barrier designed for use in hazardous environments. It operates on a 115 V AC supply and supports dry contact or NAMUR inputs, with an input frequency range of 1 mHz to 5 kHz.
The Rotation Speed Monitor is a critical component in the field of process automation and safety, specifically within the category of intrinsic safety barriers. These devices are essential for monitoring and controlling equipment in hazardous locations, ensuring that operations remain safe in potentially explosive environments. The monitor provides isolated barrier functionality, allowing for the integration of sensors and control systems while maintaining a high level of safety compliance.
This device is commonly employed in various industrial applications, including pump and motor monitoring, where the precise measurement of rotational speed is vital. With features such as configurable settings via keypad, line fault detection, and support for both dry contact and NAMUR inputs, the Rotation Speed Monitor ensures reliable performance and safety. Additionally, it is designed to meet safety integrity level (SIL) 2 requirements according to IEC 61508 and IEC 61511 standards, making it a robust solution for critical applications.
| Connection | output I: terminals 10, 11, 12 output II: terminals 16, 17, 18 |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Degree of protection | IEC 60529:2001 |
| Ambient temperature | -20 … 60 °C (-4 … 140 °F) |
| Labeling | space for labeling at the front |
| Output I, II | signal, relay |
| Connection | Input I: intrinsically safe: terminals 1+, 3- Input II: non-intrinsically safe: terminals 13+, 14- |
| Rated current | 30 mA |
| Input I | acc. to EN 60947-5-6 (NAMUR), see system description for electrical data |
| Input II | startup override: 1 … 1000 s, adjustable in steps of 1 s |
| Power dissipation/power consumption | 2 VA / 2 VA |
| Connection side | control side |
| Electromagnetic compatibility | NE 21:2006 |
| Display elements | LEDs , display |
| Control elements | Control panel |
| Certificate | TV 02 ATEX 1885 X |
| IECEx approval | IECEx TUN 03.0000 |
| Degree of protection | IP20 |
| EU-Type Examination Certificate | TV 99 ATEX 1408 |
| Connection | terminals 23, 24 |
| Rated voltage | 115 V AC +/- 10 % |
| UL approval | E223772 |
| Signal type | Digital Input |
| Connection side | field side |
| Mass | 300 g |
| Dimensions | 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) , housing type C3 |
| Safety Integrity Level (SIL) | SIL 2 |
| Connection | screw terminals |
| Configuration | via operating buttons |
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