SICK PAC50 Notice D'instruction page 100

Operating Instructions
8.2 Behavior of the digital output in the event of an error
Switching output 2 (if available) can be configured as a diagnostic output ("OU2" function). Table 8 displays
the defined output states in the event of an error.
Indicator Function
on display
(area A)
OL Excess pressure: applied
pressure > upper limit of
measuring range
UL Underpressure: applied
pressure < lower limit of
measuring range
ERR1 General error
ERR2 Short-circuit at one of the
two outputs
ERR3 Applied supply voltage
> 30 V DC
ERR4 Applied supply voltage
< 17 V DC
Table 8: Behavior of the digital outputs in the event of an error
1 0 0 O p e r a t i n g I n s t r u c t i o n s | S I C K
Errors
Digital outputs
PNP mode NPN mode
Normal operation
Low
High
Pull-down
Pull-up only
only
Diagnostic output:
complementary switching
Push-pull PNP mode
mode
Low
Pull-down
only
Low
NPN pull-
down
8017612/14NK / 8/2/2019 | PAC50
Subject to change without notice
PAC50
NPN mode Push-pull
mode
Low
NPN active
High
Pull-up only
Low
NPN pull-
down