GuardShield™ Type 2 Safety Light Curtain Installation Instructions
16
R
Original instructions
Technical Specifications
Light Beams
8 – 88
Protective Field
160…1760 mm (6.3…69.29 in.) in 160 mm (6.3 in.) increments
Resolution
30 mm (1.18 in.)
Range
30 mm (1.18 in.); 0.3…18.0 m (0.98…59.0 ft)
Response Time
OSSD – ON to OFF: (Reaction times); 20…25 ms
Power Supply
24V DC +/-20%; Power supply must meet the requirements of IEC 60204-1 and IEC 61496-1.
Power Consumption
400 mA max. (unloaded)
IR Transmitter
Infrared LED (wave length 870 nm)
Aperture Angle
Within ± 5.0° for transmitter and receiver
Operating Condition
IR transmitter ON
Functions
Guard Only:
On/Off operation with clear/obstructed detection area
Start Interlock:
Interlock at start up—Reset by actuation of momentary N.O. pushbutton switch (or
interruption/restoration of light curtain)
Restart Interlock:
Interlock at interruption of sensing field—Reset by actuation of momentary N.O.
pushbutton switch
Relay Monitoring:
Monitoring a switch contact of the installation
Test Function:
Triggering of system test via external switch
Inputs Transmitter
Machine Test Signal Minimum duration 100 ms
Voltage level for Logic 0:
0…5V DC
Voltage level for Logic Hi 1:
> 16V DC
Inputs Receiver
Start/Restart Interlock
Logic Lo
Minimum duration 100 ms; maximum duration 900 ms
Voltage level for Logic Lo 0:
0…5V DC
Voltage level for Logic Hi 1:
> 16V DC
MPCE 300 ms after activation of OSSD
Voltage level for Logic 0:
0…5V DC
Voltage level for Logic Hi 1:
> 16V DC
Outputs:
Safety Outputs (OSSDs)
Auxiliary Output
2 solid state outputs, max. switching capacity 500 mA,
short circuit protected, max. residual voltage
2V (excl. voltage drop
through cables)
Solid state output, max. power consumption 500 mA, max. residual voltage 2V—nonsafety output
Status Indicators Receiver
ON-state
OFF-state
Alignment
Interlock
Constant ON when system is in ON-state (green LED)
Constant ON when system is in OFF-state (red LED)
• Lights up at interruption of protective field or if fault occurs
Lights up, if input signal is too weak (amber LED)
Lights up when light curtain is in start or restart interlock mode (yellow LED)
Status Indicators Sender
Power ON
Emitting
Lights up, when voltage is on (amber LED)
Constant ON when transmitter is active (yellow LED)
QD Connectors
Transmitter: M12 plug 4 pin; receiver: M12 plug 8 pin
Cable Length
Maximum 30 m (100 ft)
Ambient Temperature
During operation: –10…55°C (14…131°F); For storage: –25…75°C (-13…167°F)
Humidity of the Air
Up to 95%
(without condensation) between 20°C and 55°C (68°F and 131°F)
Enclosure Rating
IP65
Vibration Resistance
Per IEC 61496-1, IEC 60068-2-6 Frequency 10…55 Hz Amplitude 0.35 mm
Shock
Per IEC 61496-1, IEC 60068-2-29 Acceleration 10 g, Duration 16 ms
Material
Housing: Aluminum; Cover: PMMA (acrylic)
Dimensions (cross section)
Approx. 40 x 50mm (1.57 x 1.96 in.)
Accessories Included
Test rod, mounting brackets, operating instructions
Approvals
IEC 61496 Parts 1and 2, UL 61496 Parts 1 and 2, UL 1998
Safety Classification
Type 2 per EN/IEC 61496, Category 2 EN/ISO 13849, SIL 2, IEC 61508, SIL CL2, EN 62061, PLd, EN/ISO 13849
PFHd (mean probability of a dangerous failure/hr
Standalone sys.: 9.51 x 10
-9
T
M
(mission time)
20 years (EN ISO 13849)
Transmitter Wave Length
870 nm