Original instructions, Technical specifications – Rockwell Automation 445L GuardShield Safe 2 and Safe 2 PAC Safety Light Curtains User Manual User Manual

Page 21

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GuardShield™ Safe 2 Safety Light Curtain User Manual

19

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Original instructions

Technical Specifications

Light Beams

Min 8 - Max 256

Protective Field

120…1920 mm (4.7…75.6 in.) in 120 mm (4.7 in.) increments for Standard GuardShield Safe 2;

Resolution

30 mm (1.18 in.)

Range

30 mm (1.18 in.); 0…18.0 m (0…59.0 ft)
PAC: 2 and 3 beams: 5…30.0 m (16.4…98.4 ft)

Response Time

OSSD – ON to OFF: (Reaction times); see tables on pages 20

Power Supply

24V DC ±20%; Power supply must meet the requirements of IEC 60204-1 and IEC 61496-1.

Power Consumption

< 500 mA max. (unloaded)

IR Transmitter

Infrared LED (wave length 950 nm)

Aperture Angle

According to IEC 61496 Part 2, within ±5° for transmitter and receiver

Operating Condition

IR transmitter ON

Functions

Guard Only: On/Off operation with clear/obstructed detection area
Test Function: Triggering of system test via external switch

Input Transmitter
Machine Test Signal

Minimum duration 100 ms
Voltage level for Logic 0: 0…5V DC
Voltage level for Logic Hi 1: > 16V DC

Outputs:
Safety Outputs (OSSDs)

2 solid state outputs, max. switching capacity 300 mA,

short circuit protected

QD Connectors

5 pin M12 for transmitter and receiver

Cable Length

Maximum 60 m (197 ft)

Ambient Temperature

During operation: 0…55°C (32…131°F); For storage: -20°…60°C (-4…140°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: PC (Polycarbonate)

Dimensions (cross section)

Approx. 30 x 40 mm (1.18 x 1.57 in.)

Accessories Included

Test rod, mounting brackets, operating instructions

Approvals

TÜV Rheinland, 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
(Probability of dangerous failure per hour according to EN/IEC
62061 and EN/IEC 61508 (Continuous and high demand mode))

7.93E-9 (worst case figure; 32 modules x 30 mm, L = 3840 mm)

T

M

(mission time)

20 years (EN ISO 13849)

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