Rockwell Automation 440N SensaGuard Rectangular Flat Pack Installation Instructions - Manual (Page 7)

Unit Response Time (does not include safety relay response time)
PN-114371 dir 10000182958 ver 00
SensaGuard TM Installation Instructions 7
Note: Refer to Technical Specifications for Certification information and ratings.
Yel
Red
White
Gray Pink
Blue
24V DC Power Supply
1606
Sensor 1
+24 RT
Sensor 2
Brown
Brown
Gray Pink
White
Yel Red
Blue
Sensor 3
Brown
Yel Red
White
Gray Pink
Blue
A1 S21
S11
41
33
23
13
S12
S52
42
34
24
14
A2
S34
S22
440R-N23127
Actuator 1
Actuator 2
Actuator 3
Initial Conditions: All actuators are in sensing distance.
Actuator 1 is moved out of sensing range.
Sensor 2 drops the 24 volts (red and yellow) from Sensor 1 OSSD outputs. Green LED flashes.
Sensor 3 drops the 24 volts (red and yellow) from Sensor 2 OSSD outputs. Green LED flashes.
0 ms
54 ms
72 ms
90 ms
Actuator 1 is out of sensing range. Actuator 2 and 3 are in sensing range.
Actuator 1 is moved into sensing range. Sensor 1 OSSD outputs are energized.
Sensor 2 OSSD inputs (red and yellow) transition to 24V DC from Sensor 1 OSSD outputs. Sensor 2 OSSD outputs are energized
Sensor 3 OSSD inputs (red and yellow) transition to 24V DC from Sensor 2 OSSD outputs. Sensor 3 OSSD outputs are energized.
0 ms
360 ms
378 ms
396 ms
OFF ON