RF RC M30
Wireless magnetic sensor
- Thermoplastic or stainless steel enclosure
- Power supply: Lithium battery
- sWave® wireless technology
Safety relay module SRM 21 RT2
- Enclosure width: 22.5 mm
- 2 NC or 1 NC/1 NO contact can be connected
- Feedback circuit
- 2 enabling paths
- 1 transistor output
- Manual or automatic reset
- LED indicator for switching condition
- Crossed wire monitoring
Technical data
| Applied standards | EN ISO 13849-1; EN 62061; EN 60204-1, GS-ET-20; EN 60947-5-1, -3; EN 61326-3-1 |
|---|---|
| Enclosure | black polycarbonate |
| Contact material | Silver, gold flashed |
| Mounting | DIN rail mounting |
| Connection | screw connection terminals with + and - screws |
| Cable cross-section | min. 1x 0.5 mm² (AWG 20) including conductor ferrules, max. 1x 2.5 mm² (AWG 14) including conductor ferrules, 2x 1.5 mm² (AWG 16) including conductor ferrules |
| Tightening torque | screw connection terminals: approx. 0.8 Nm |
| Degree of protection | enclosure IP 40, terminal block IP 20 to IEC/EN 60529, protection against contact to VBG 4 |
| Safety-relevant data: | |
| EN 62061 | SIL CL 3 |
| PFHd | 3 x 10-8 1/h |
| EN ISO 13849-1 | Performance Level PL e |
| Category | 4 |
| TM | max. 20 years |
| MTTFd | > 113 years |
| DC/DCavg | > 99 % |
| hop | 8 h/day |
| dop | 220 days/year |
| tzyklus | 30 s |
| EN 60204-1 | stop category 0 |
| Rated operating voltage Ue | 24 VDC ±15 % |
| Rated operating current Ie | 0.125 A |
| Rated operating isolation voltage Ui | 250 VAC |
| Rated impulse withstand voltage Uimp | 4 kV |
| Conditional short-circuit current | 100 A |
| Inputs | 1 NC/1 NO contact or 2 NC contacts, 1 feedback circuit, 1 start input (monitored) |
| Outputs | 2 enabling paths, 1 transistor output as signalling output |
| Rated operating current/voltage Ie/Ue | to EN 60947-5-1: 2 A/230 VAC; 1 A/24 VDC to CSA: B300/R300, 250 VAC |
| Conventional thermal current Ithe | 5 A |
| Utilisation category | AC-15; DC-13 |
| Contact load capacity | min. 10 mA |
| Typ. input current | 22 mA |
| Typ. input voltage | 20 VDC |
| Max. load of signalling output | 20 mA |
| Short-circuit protection | power supply 2A slow blow, enabling paths 6 A gG/gN fuse |
| Delay on energisation/ deenergisation | ≤ 20 ms |
| Risk time | ≤ 0.5 s (switch-on delay) |
| Attendance delay tv | < 200 ms |
| Mechanical life | > 50 million operations |
| Display | 1 LED for supply voltage, 1 LED each for input A and B, 1 LED for authorisation |
| Degree of pollution | 2 |
| Overvoltage category | III |
| Ambient temperature | –22 °C … +55 °C |
| Storage and shipping temperature | –22 °C … +70 °C |
| Relative humidity | 10 % ... 90 % |
| Shock resistance | 15 g |
| Approvals |   |
| Note | Inductive loads (contactors, relays etc.) are to be suppressed by suitable circuitry. The safety-related data are based on a load of 24 V / 1 A / DC-1 for the enabling paths. With higher load currents for the enabling paths and other requirement rates nop, the safety-related data vary from the given data and can be provided on request. |
| Weight | 220 g |
Ordering details
| Safety relay module SRM 21 RT2 | stock type Standard versions, in stock or available at short notice | 1179203 | |