7wiring, 3 wiring examples – Pilz PDP67 F 8DI ION HP User Manual
Page 27

Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: [email protected]
7-7
7.3
Wiring examples
7
Wiring
7.3.3
Example: Single-channel, failsafe input device, with test pulse
Example: Single-channel, failsafe input device, with test pulse
7-
Bsp 3: einkan fehlersich Sensor getaktet
Features:
Depending on the application area and its respective regulations, this
connection diagram is suitable in accordance with EN ISO 13849-1
up to PL d and EN IEC 62061 up to SIL CL 2.
The input device must be approved for failsafe applications.
Test pulses can be used to check the inputs for short circuit to 24 V
and correct functionality. Short circuits that short out the input device
(cable from the test pulse to the input device and cable from the input
device to the input) will not be detected.
Please read the instructions provided with the input device.
Only input devices with N/C contacts can be tested.
Bsp: ACHTUNG Kurzschluss Bsp. 3
24 V
L+
L-
Dual-channel input device
with different
(diverse) channels
Please ensure safety regulations and EMC guidelines are met!
24 V
24 V