Datasheet

Relays for functional safety
Safety relays PNOZsigma
PNOZ s20
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone: [phone], Telefax: [phone], E-Mail: [e-mail]
2016-09
792
PNOZ s20
Unit features
} Semiconductor outputs:
– 2 safety outputs instantaneous
– 1 auxiliary output instantaneous
} Connection option for expansion modules
} LED display for:
– Supply voltage
– Switch state of safety outputs
– Input state channel 1/2
– Fault
} Plug-in connection terminals (either spring-loaded terminal or screw terminal)
} See order reference for unit types
Block diagram/terminal configuration
Power
Logic
A
1
14Y32 24
Interface
base
unit
Interface
expansion
module
750160
1000 00 1.0
PN O Z s 2 0
X 3 A1
X 4
14 2 4 Y32
750160
1000 00 1.0
PN O Z s 2 0
X 3
A1
X 4
14 2 4
Y32
Fig.: Centre: Front view with cover, right: Front view without cover