Pilz PNOZ e3.1p - Unit Features; Outputs, Connections, and Display; Logic Inputs and Feedback; Safety Features

PNOZ e3.1p
Operating Manual PNOZ e3.1p
21240-EN-09
| 8
Unit features
} Outputs using semiconductor technology:
– 2 safety outputs
– 1 auxiliary output
– 2 test pulse outputs
} Connection options:
– Safety sensors PSEN2.1p-10 and PSEN2.1p-11
– Position switch with N/C / N/O combination
} LED display for:
– Supply voltage
– Switch state of safety outputs
} 2 logic inputs (AND/OR) for logic connections between several units
} Feedback loop for monitoring external contactors
} Detection of shorts across contacts via test pulse outputs
Safety features
The relay meets the following safety requirements:
} The circuit is redundant with built-in self-monitoring.
} The safety device remains effective in the case of a component failure.
} The safety outputs are tested periodically using an off-test.
Block diagram/terminal configuration
Input
&
Feed-
back
Diag-
nostic
Power
Test
Pulse
Output
S12
S35
S36 Y6
Y5
S11 S23 14 24Y32
A1 A2
S24
Input
Y4
Start
S34