- Safety switches with guard locking for process protection and integrated evaluation electronics
- Solenoid with locking force 600 N
- Adhesive-force adjustment in 3 levels
- Up to 20 switches in series
- Short circuit monitoring
- 2 safety outputs (semiconductor outputs)
- Up to category 4 / PL e according to EN ISO 13849-1 for door position monitoring
- With plug connector M23
- Unicode
- Door monitoring output
| CEM?I2 | Guard locking actuated by energy ON and released by energy OFF. |
| Plug connector (view of connection side) | Pin | Designation | Function | Conductor coloring of connecting cable |
|---|---|---|---|---|
| 1 | IMP | Control voltage, guard locking solenoid, 24 V DC | VT | |
| 2 | FI1A | Enable input for channel 1 | RD | |
| 3 | FI1B | Enable input for channel 2 | GY | |
| 4 | FO1A | Safety output, channel 1 | RD/BU | |
| 5 | FO1B | Safety output, channel 2 | GN | |
| 6 | UB | Operating voltage, 24 V DC | BU | |
| 7 | RST | Reset input | GY/PK | |
| 8 | OT | Door monitoring output | GN/WH | |
| 9 | OI | Diagnostic output | YE/WH | |
| 10 | OL | Guard locking monitoring output | GY/WH | |
| 11 | - | n.c. | BK | |
| 12 | FE | Function earth (must be connected to meet the EMC requirements) | GN/YE | |
| 13 | - | n.c. | PK | |
| 14 | - | n.c. | BN/GY | |
| 15 | - | n.c. | BN/YE | |
| 16 | - | n.c. | BN/GN | |
| 17 | - | n.c. | WH | |
| 18 | - | n.c. | YE | |
| 19 | 0 V UB | Operating voltage, 0 V | BN |
| Material | |
| Read head | Plastic (PBT) |
| Solenoid | Nickel-plated steel |
| Housing material | Aluminum |
| Weight | 0,64 kg |
| Ambient temperature | -20 ... 55 °C |
| Degree of protection | IP65/IP67 |
| Resilience to vibration | In acc. with EN 60947-5-3 |
| Mechanical life | |
| In case of use as door stop, and 1 Joule impact energy | 1 x 106 |
| Installation orientation | Any |
| Tightening torque | |
| Fixing screws | 4 Nm |
| Ready delay | 12 s |
| Connection | Plug connector M23, 19-pin |
| Locking force Fmax | |
| In axial direction | 600 N |
| Adhesive force | |
| adjustable | 0, 30, 50 N |
| Operating voltage | |
| DC | 24 V -15% ... +15% |
| Rated conditional short-circuit current | 100 A |
| Current consumption | |
| Guard locking inactive | 80 mA |
| Guard locking active | 350 mA |
| Control input I_IMP | min.20 mA |
| Fusing | |
| External (operating voltage UB) | 1 A |
| Rated insulation voltage Ui | max.30 V |
| Rated impulse withstand voltage Uimp | max.0,5 kV |
| EMC protection requirements | In acc. with EN 60947-5-3 |
| Degree of contamination (external, according to EN 60947-1) | 3 |
| Switch-on time | |
| Monitoring output OT | 700 ... 2500 ms |
| Safety outputs | 700 ... 2500 ms |
| Safety class | III |
| Discrepancy time | max.10 ms |
| Risk time according to EN 60947-5-3 | max.260 ms |
| Delay per device | 5 ms |
| FO1A/FO1B | |
| Type of output | Semiconductor outputs, p-switching, short circuit-proof |
| Switching frequency, electrical | 0,5 Hz |
| Switching current | |
| Per output | 1 ... 150 mA |
| Output voltage | |
| HIGH U(FO1A) / U(FO1B) | UB - 1,5 ... UB V DC |
| LOW U(FO1A) / U(FO1B) | 0 ... 1 V DC |
| Utilization category according to EN 60947-5-2 | |
| DC-13 | DC-13 24V 150mA |
| Off-state current Ir | max.0,25 mA |
| OT, OI, OL | |
| Type of output | Semiconductor output, p-switching, short circuit-proof |
| Switching current | |
| Per monitoring output | max.50 mA |
| Output voltage | 0,8 x UB ... UB V DC |
| Assured switch-off distance Sar | 18 mm |
| Center offset | -5 ... +5 mm |
| Monitoring of the position of the safety guard | |
| Category | 4 |
| Performance Level | PL e |
| PFHD | 4.5 x 10-9 |
| Mission time | 20 y |
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