Presence Sensing Safety Devices
Safety Laser Scanner
SafeZone
Product Selection (continued)
3. Safety Relays—Optional
Relay
Input
Dual Channel
(MSR126.1T)
2 N.O.
Dual Channel
(MSR126.1R)
None
Safety
Outputs
Auxiliary
Outputs
Power
Supply
24V AC/DC
115V AC
230V AC
24V AC/DC
115V AC
230V AC
24V AC/DC
1NC,
2NC, or
Light Curtain or
Laser Scanner
MSR127TP
MSR127RP
MSR127TP
3 N.O.
1 N.C.
115V AC
MSR127RP
MSR127TP
230V AC
MSR127RP
Automatic/Manual
Monitored Manual
Automatic/Manual
Monitored Manual
Automatic/Manual
Monitored Manual
—
Monitoring Manual
Automatic/Manual
Type
Reset
Catalogue
Number
440R-N23114
440R-N23113
440R-N23112
440R-N23120
440R-N23119
440R-N23118
440R-N23132
440R-N23135
440R-N23131
440R-N23134
440R-N23130
440R-N23133
440R-C23139
Automatic/Manual
or
Monitored Manual
MSR 126
MSR 127RP
24V AC/DC
1 N.C. or 2
N.C. or
Safety Mat or
Light Curtain or
Laser Scanner
2 N.C.
2 PNP Solid
State
3 N.O.
115V AC
—
440R-C23137
230V AC
440R-C23136
MSR 131RTP
4. AccessoriesOptional
Products
Power supply:
Input
85...265V AC
Output
24V DC, 3 Amps
Catalogue Number
1794-PS3
5. Typical Wiring Diagrams
Wiring SafeZone Outputs to a Safety Relay Module
24V DC
OSSD 1.1
OSSD 2.1
Reset
SafeZone OSSDs directly to FSDs (contactors)—Category 1 System
OSSD 2.1
L1 L2 L3
Inputs
A1
SafeZone
Safety Laser
Scanner
MC 13 23
K1
OSSD 2.2
Safety
Monitoring
Relay
OSSD 1.1
K2
OSSD 1.2
*
*
A2
OSSD 2.2
OSSD 1.2
Inputs
MC 14 24
K1
K2
M
* Shi ld
Suppression diode
K
1
K
2
Suppression diode
K1 and K2 relays must have
positively-driven contacts
GND
lk
0V
2-70
ALLEN-BRADLEY [ Allen-Bradley ]
