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Safety Laser Scanner


Compact (104.5 mm), lightweight (1.3 kg) and easy-to-install Safety Laser Scanner


Sensor Type Type 3 Safety Laser Scanner
Performance Level (PL)/
Safety Category
PLd/Safety Category 3 (ISO 13849-1)
Functional Safety of
Electronic Safety-related
SIL 2, PFHD = 8.3 × 10-8(IEC61508)
Detection Capability Configurable via the configuration tool; Non-transparent with a diameter of 30, 40, 50, 70mm
(1.8% reflectivity or greater) (default: 70 mm)
Monitoring Zone Monitoring Zone Set Count: (Safety Zone + 2 Warning Zones) x 70 sets
OS32C-[][][] Safety Zone: 1.75 m (min. obj. resolution of 30 mm)
2.5 m (min. obj. resolution of 40 mm)
3.0 m (min. obj. resolution of 50 mm or 70 mm)
Warning Zone: 10.0 m
OS32C-[][][]-4M Safety Zone: 1.75 m (min. object resolution of 30mm)
2.5 m (min. object resolution of 40 mm)
3.0 m (min. object resolution of 50 mm)
4.0 m (min. object resolution of 70 mm)
Warning Zone: 15.0 m
Maximum Measurement Error 100 mm (at range of 3 m or less) *1
110 mm (at distance greater than 3 m and up to 4m) *1
Detection Angle 270°
Angular Resolution 0.4°
Laser Beam Diameter 6 mm at optics cover, 14 mm (typical) at 3 m.
Laser Scan Plane Height 67mm from the bottom of the scanner
(see "External Dimensional Drawings" on Catalog for more detail.)
Response Time Response time from ON to OFF:
From 80 ms (2 scans) to 680 ms (up to 17 scans) *8
Response time from OFF to ON:
Response time from ON to OFF + 100 ms to 60 s (Configurable)
Zone Switching Time 20 to 320 ms
Line Voltage 24 VDC +25%/-30% (ripple p-p 2.5 V max.) *2
Power Consumption Normal operation: 5 W max. *3
Standby mode: 3.75 W (without output load)
Emission Source (Wavelength) Infrared Laser Diode (905 nm)
Laser Protection Class Class 1: IEC/EN60825-1
Class 1: JIS C 6802
Class I: CFR21 1040.10, 1040.11
Safety Output (OSSD) PNP transistor x 2, load current of 250 mA max., residual voltage of 2 V max.,
load capacity of 2.2 μF max., leak current of 1 mA max. *3, *4, *5
Auxiliary Output (Non-Safety) NPN/PNP transistor x 1, load current of 100 mA max.,
residual voltage of 2 V max., leak current of 1 mA max. *4, *5, *7
Warning Output (Non-Safety) NPN/PNP transistor x 1, load current of 100 mA max.,
residual voltage of 2 V max., leak current of 1 mA max. *4, *5, *7
Operation Mode Auto Start, Start Interlock, Start/Restart Interlock
Input External Device
Monitoring (EDM)
ON: 0 V short (input current of 50 mA), OFF: Open
Start ON: 0 V short (input current of 20 mA), OFF: Open
Zone Select ON: 24 V short (input current of 5 mA), OFF: Open
Stand-by ON: 24 V short (input current of 5 mA max.), OFF: Open
Connection Type Power Cable: 18-pin mini-connector (pigtail)
Communication Cable: M12, 4-pin connector
Connection with PC Communication: Ethernet *6
OS Supported:Windows XP (32-bit version, Service Pack 3 or later),
Windows 7 (32-bit version/64-bit version), Windows 8.1 (32-bit
version/64-bit version), Windows 10 (32-bit version/64-bit version)
Indicators RUN indicator: Green, STOP indicator: Red, Interlock Indicator: Yellow,
Warning Output Indicator: Orange Status/Diagnostic Display: 2 x 7-segment
LEDs, Individual Sector Indicators: Red LED x 8
Protective Circuit Protection against output load short and reverse power connection
Ambient Temperature Operation: -10 to 50 °C, Storage: -25 to 70 °C
Ambient Humidity Operation & Storage: 95% RH max., non-condensing
Ambient Operation
Incandescent lamp: Illumination on receiving surface 1500 lx max.
(an angle of laser scanning plane and disturbance light must be +/-5 degrees
or more)
Insulation Resistance 20 MΩ or higher (500 VDC)
Dielectric Withstand Voltage 350VDC, 1 minute
Enclosure Rating IP65 (IEC60529)
Enclosure Sensor head: Die-cast aluminum, optical cover: Polycarbonate, I/O block: Die-cast aluminum
Dimensions (WxHxD) 133.0 x 104.5 x 142.7 mm (except cable)
Impact Resistance 98 m/s2 1,000 times for each of X, Y, and Z directions (IEC60068-2-29)
Vibration 10 to 55 Hz double-amplitude of 0.7 mm, 20 sweepings for X, Y, and Z directions (IEC60068-2-6)
Weight (Main Unit only) 1.3 kg
Power Cable Up to 30 m
Communication Cable Up to 100 m for 100BASE-TX cable *9
Approvals Certificated by: TÜV Rheinland, UL
EN61496-1 (Type 3 ESPE), EN61496-3 (Type 3 AOPDDR), EN61508 (SIL2),
IEC61496-1 (Type 3 ESPE), IEC61496-3 (Type 3 AOPDDR), IEC61508 (SIL2),
UL508, UL1998, CAN/CSA-C22.2 No. 14, CAN/CSA-C22.2 No. 0.8

*1. An additional measurement error may need to be added due to reflective backgrounds.
*2. For power source specification, refer to “Safety Precautions” on Catalog.
*3. Rated current of OS32C is 1.025 A max. (OS32C 210 mA + OSSD A load + OSSD B load + Auxiliary output load +
      Warning output load + Functional Inputs).
      Where functional inputs are: EDM input ... 50 mA Start input ... 20 mA Standby input ... 5 mA Zone X input ... 5 mA x 8
      (eight zone set select inputs)
*4. Output voltage is Input voltage - 2.0 VDC.
*5. Total consumption current of 2 OSSDs, auxiliary output, and warning output must not exceed 700 mA.
*6. An ethernet cable with an M12, 4-pin connector is required.
*7. Output polarity (NPN/PNP) is configurable via the configuration tool.
*8. Pollution Tolerance mode will add 6 ms to each scan time.
*9. Omron only supplies up to a 15 m Ethernet cable. For longer lengths a connection to a network switch/router is needed.