Pilz PNOZ X4 User Manual

PNOZ X4
Operating Manual PNOZ X4
19894-EN-07
7
Unit features
} Positive-guided relay outputs:
– 3 safety contacts (N/O), instantaneous
– 1 auxiliary contact (N/C), instantaneous
} Connection options for:
– E-STOP pushbuttons
– Safety gate limit switches
– Start button
– Light guards and safety switches
} LED display for:
– Supply voltage
– Switch status of the safety contacts
} See order reference for unit types
Safety features
The safety relay meets the following safety requirements:
} The circuit is redundant with built-in self-monitoring.
} The safety function remains effective in the case of a component failure.
} The correct opening and closing of the safety function relays is tested automatically in
each on-off cycle.
Block diagram/terminal configuration
Types: AC
*Insulation between the non-marked area and the relay contacts: Basic insulation (over-
voltage category III), Protective separation (overvoltage category II)

Pilz PNOZ X4 Specifications

General

Supply Voltage	24 V DC
Contacts	3 N/O, 1 N/C
Width	45 mm
Depth	121 mm
Mounting	DIN rail
PL according to EN ISO 13849-1	PL e
Category according to EN 954-1	4
SIL according to IEC 61508	SIL 3
Max. switching current	6 A
Protection class	IP20
Operating Temperature	-10 °C to +55 °C
Stop Category	0
SIL CL according to EN IEC 62061	SIL CL 3
Number of safe inputs	2
Number of safe outputs	3
Operating temperature range	-10 °C to +55 °C