17
SRB-E-232ST
Operating instructions
Safety-monitoring module
EN
5. Operating principle and settings
5.1 Description of the terminals and LED indications
Pin
Function
LED
Function
A1
Operating voltage
+ 24DVC
RUN
Operating voltage OK
RUN mode
For flash code, see
section 5.3
A2
Operating voltage
0 V
ERR
Error code
refer to part 5.5
X2
Input of start circuit
X3
Input
feedback circuit
X7
Input
Release signal
S11/S21
Test pulse outputs
S12
Input channel 1
In 1
High level at S12
For flash code,
see section 5.4
S22
Input channel 2
In 2
High level at S22
For flash code,
see section 5.4
Y1
Signalling output
(NC) STOP 0
45/46
Signalling contact
(NC) STOP 1
17/18,
27/28,
37/38
Safety outputs
STOP 1
Out 1
Outputs activated
For flash code,
see section 5.4
Q1/Q2
Safety outputs
STOP 0
Out 2
Outputs activated
For flash code,
see section 5.4
1
0
S11 S12 S21 S22
A1
A2
X3
X2
Q2
Q1
X7
Y1
S
R
B
-E
-2
3 2
ST
28
27
18
17
46
45
38
37
time[s]
RUN
ERR
ln 1
ln 2
Out 1
Out 2
mode
Adjustment of application using rotary “mode” switch
• Open front transparent cover (see fig.).
• Opening is carried out by lifting side with lock.
• Select desired application using rotary mode switch (1 … 10) by
turning up or down (see 5.3).
• Adjust drop-out delay (0 … 30 sec.) with rotary time switch
(16 increments) by turning up or down (see 5.3).
• After performing setting, close front cover again.
• Front cover can be secured with a lead seal to protect it from being
opened unintentionally
Only touch the components after electrical discharge!
