- Safety switch with integrated evaluation electronics
- Series connection (full diagnostics possible in combination with ESM-CB)
- Switch chains up to 200 m long
- Up to 20 switches in series
- Short circuit monitoring
- Two safety outputs (semiconductor outputs)
- Category 4/PL e according to EN ISO 13849-1
- Three active faces
- Plug connector M12, 8-pin (aligned)
- Multicode
Installation position Permissible installation position Multicode evaluation Every suitable actuator is detected by the switch. Category according to EN 13849-1 Due to two redundantly designed semiconductor outputs (safety outputs) with internal monitoring suitable for:
- Category 4/PL e according to EN 13849-1
Important: To achieve the stated category according to EN ISO 13849-1, both safety outputs (FO1A and FO1B) must be evaluated. LED indicator
| STATE | Status LED |
| DIA | Diagnostic LED |
Terminal assignment
| Pin | Designation | Function |
| 1 | FI1B | Enable input for channel 2 |
| 2 | UB | Power supply, DC 24 V |
| 3 | FO1A | Safety output, channel 1 |
| 4 | FO1B | Safety output, channel 2 |
| 5 | OD/C | Monitoring output/communication |
| 6 | FI1A | Enable input for channel 1 |
| 7 | 0V | Ground, DC 0 V |
| 8 | nc | n.c. |
Notice The caps for the mounting holes are included.
| Dimensions | 40 x 26.5 x 18 |
| Housing material | Plastic, PBT-PC-GF30 |
| Weight | |
| Net | 0,03 kg |
| Ambient temperature | |
| At UB = 24 V DC | -25 ... +55 °C |
| Degree of protection | IP65 / IP67 / IP69 / IP69K |
| Resilience to vibration | In acc. with EN IEC 60947-5-2 |
| Mounting method | Surface mounting on metal |
| Mounting distance | |
| between the switches | min.140 mm |
| Installation orientation | Any |
| Tightening torque | max.0,8 Nm |
| Ready delay | 5 s |
| Switching frequency | max.1 Hz |
| Connection | M12 plug connector, 8-pin |
Electrical connection ratings
| Operating voltage DC | |
| UB | 24 V DC 15% ... 15% Regulated, residual ripple < 5%, PELV |
| Rated conditional short-circuit current | 100 A |
| Current consumption | 40 mA |
| Fusing | |
| External (operating voltage) | 0,25 ... 8 A |
| Rated insulation voltage Ui | 300 V |
| Rated impulse withstand voltage Uimp | max.1,5 kV |
| EMC protection requirements | In acc. with EN IEC 60947-5-3 |
| Degree of contamination (external, according to EN 60947-1) | 3 |
| Switch-on time | |
| Safety outputs | max.100 ms |
| Safety class | III |
| Risk time according to EN 60947-5-3 | |
| Delay per device | 10 ms |
| Single device | max.125 ms |
| Monitoring output OD/C |
| Type of output | p-switching, short circuit-proof |
| Switching current | 1 ... 50 mA |
| Output voltage | UB-1,5 ... UB V DC |
| Safety outputs FO1A / FO1B |
| Test pulses | 0,3 ms |
| Test-pulse interval | ca 100 ms |
| Type of output | Semiconductor outputs, p-switching, short circuit-proof |
| Switching current | 1 ... 150 mA |
| Output voltage | |
| HIGH U(FO1A) / U(FO1B) | UB-1,5V ... UB V DC |
| LOW U(FO1A) / U(FO1B) | 0 ... 1 V DC |
| Utilization category according to EN 60947-5-2 | |
| DC-13 | 24V 150mA |
| Off-state current Ir | max.0,25 mA |
| Discrepancy time | max.10 ms |
Work area
Other
| Additional feature | Caps included |
| For the approval according to UL the following applies | Operation only with UL class 2 power supply, or equivalent measures |
Reliability values according to EN ISO 13849-1
| Monitoring of the safety guard position |
| Category | 4 |
| Performance Level | PL e |
| PFHD | 6 x 10E-10 |
| Mission time | 20 y |
In combination with Actuator CES-A-BTN-C07-156230Operating distance
| Switch-on distance | |
| Installation position A + B | 13 mm |
| Installation position C + D | 7 mm |
| Assured switch-off distance Sar | |
| in x direction/installation position C + D | max.17 mm |
| in x direction/installation position A + B | max.20 mm |
| Assured operating distance Sao | |
| in x direction/installation position A | min.10 mm |
| in x direction/installation position B | min.9 mm |
| in x direction/installation position C | min.3 mm |
| in x direction/installation position D | min.2 mm |
In combination with Actuator CES-A-BTN-C07-156230, CES-A-BDN-06-158210Operating distance
| Switching hysteresis | min.1 mm |
In combination with Actuator CES-A-BDN-06-158210Operating distance
| Switch-on distance | |
| Installation position A | 13 mm |
| Installation position C | 8 mm |
| Installation position B | 11 mm |
| Installation position D | 7 mm |
| Assured switch-off distance Sar | |
| in x direction/installation position A | max.24 mm |
| in x direction/installation position C | max.21 mm |
| Assured operating distance Sao | |
| in x direction/installation position C | min.6 mm |
| in x direction/installation position A | min.13 mm |
