Pilz PNOZ ml1p safe link 24VDC - Manual (Page 25)

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]
6-3
6.2 Preparing for operation
6 Commissioning
6.2.3 Connection examples
Connection examples 6-
6.2.3.1 Example: Series connection of 3 base units
Example: Series connection of 3 base units 6- Betriebsbereitschaft herstellen Anschlussbeispiel 1
Reaction time t
SUM
between base unit Base 1 and Base 2:
Input delay t
ON
at I3 and I6 + data transmission time1 * t
BUS
through link
module + switch-off delay t
COND
of the semiconductor output at O0
t
SUM
= t
ON
+ (n * t
BUS
) + t
COND
t
SUM
= 4 ms + (1 * 35 ms ) + 30 ms = 69 ms
Reaction time t
SUM
between base unit Base 1 and Base 3:
Input delay t
ON
at I3 und I6 + data transmission time 2 * t
BUS
through link
modules + switch-off delay t
COND
of the semiconductor output at O1
t
SUM
= t
ON
+ (n * t
BUS
) + t
COND
t
SUM
= 4 ms + (2 * 35 ms ) + 30 ms = 104 ms
CHIP-Card
Shield
CHIP-Card CHIP-Card
Shield Shield Shield
S1
K2 K3
I3 I6
O0 O1
Base 1 Base 2 Base 3