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8
Specifications
and Accessories
An EZ-SCREEN Type 2 System includes a
compatible
emitter
and receiver (equal length; available separately or in pairs), and two cables.
Mounting
hardware is included with each
emitter
and receiver. Interfacing
solutions
include IM-T-.. modules, or redundant
positively
on page 48.
8.1
Specifications
8.1.1 General
Specifications
Short Circuit
Protection
All inputs and outputs are protected from short circuits to +24 V dc or dc
common
Electrical Safety Class
III (per IEC 61140: 1997)
Safety
Rating
Type 2 per IEC 61496-1, -2
Category 2 PL c per EN ISO13849-1
8 Beams
96 Beams
MTTFd (EN ISO 13849-1)
284.14 yr.
47.65 yr.
Mission Time, Tm
20 years
Operating
Range
0.2 to 15 m (8 in. to 50
ft)
— Range decreases with use of mirrors and/or lens
shields:
•
Lens shields — approx 10% less range per shield
•
Glass-surface mirrors — approx 8% less range per mirror
See the
specific
mirror datasheet for more
information.
Resolution
30 mm
Effective
Aperture Angle (EAA)
Meets Type 2 requirements per IEC 61496-2,
Section
5.2.9 ±5° at 3 m
Ambient Light Immunity
> 10,000 lux at 5° angle of incidence
Strobe Light Immunity
Immune as per IEC 61496-2
Response Time
Dependent on number of beams (see
EZ-SCREEN Type 2 Models With Response
on page 12)
Enclosure
Extruded aluminum housing with yellow polyester powder
finish
standard and
well-sealed, rugged die-cast zinc end caps, acrylic lens cover
Environmental
Rating
IEC IP65
Operating
Conditions
0 °C to +55 °C (+32 °F to +131 °F)
95% maximum
relative
humidity (non-condensing)
Shock and
Vibration
Components have passed
vibration
and shock tests according to IEC 61496-1.
This includes
vibration
(10 cycles) of 10-55 Hz at 0.35 mm (0.014 in) single
amplitude (0.70 mm peak-to-peak) and shock of 10 g for 16 milliseconds (6,000
cycles).
Certifications
8.1.2
Emitter
Specifications
Supply Voltage at the Device
24 V dc ±20% (use a PELV-rated power supply according to EN IEC 60950). The
external voltage supply must be capable of
buffering
brief mains
interruptions
of 20 ms, as
specified
in IEC/EN 60204-1.
Supply Current
50 mA maximum
Wavelength of
Emitter
Elements
Infrared LEDs, 850 nm at peak emission
8.1.3 Receiver
Specifications
Supply Voltage at the Device
24 V dc ±15% (use a PELV-rated power supply according to EN IEC 60950).The
external voltage supply must be capable of
buffering
brief mains
interruptions
of
20 ms, as
specified
in IEC/EN 60204-1.
Supply Current (no load)
90 mA maximum, exclusive of OSSD1 and OSSD2 loads (up to an
additional
0.5 A
each)
EDM Input
Power monitoring accomplished via Reset/Remote Test input
Reset Input/Remote Test Input
Connect to +24 V dc via a normally closed (N.C.) reset switch
Auto Reset (Trip Output) Models: Test/Reset
Manual Reset (Latch Output) Models: Test/Restart/Reset
Output Signal Switching Devices (OSSDs)
Two redundant solid-state 24 V dc, 0.5 A max. sourcing OSSD (Output Signal
Switching Device) safety outputs. (Use
optional
interface modules for ac or
larger dc loads.) Not capable of the Banner "Safety Handshake".
ON-State voltage:
≥
Vin-1.5 V dc
OFF-State voltage: 0 V dc typical, 0.5 V dc maximum (no load)
Maximum load capacitance: 100 nF
Maximum cable resistance to load: 5 ohms per wire
Open ground leakage current: 0.65 mA maximum
OSSD
test pulse width: 200 to 250 microseconds typical
OSSD
test pulse period: 260 ms typical
Status Indicators
See
on page 38
Emitter:
Green LED, Power ON
Receiver: Two yellow alignment indicators (top and
bottom),
two status
indicators (blocked and clear)
8.1.4
Emitter
and Receiver Dimensions
EZ-SCREEN
®
Type 2 Light Screen
www.bannerengineering.com - Tel: 763.544.3164
43