Werma 720 Ex Flashing Beacon Catalog Page

Ex Flashing Beacon720

• Gas applications:
Zones 1 and 2

• Compact flashing beacon

• Improved temperature range

• Dust applications:
Zones 21 and 22

TECHNICAL SPECIFICATIONS:

Dimensions (L x H x W): 110 mm x 285 mm x 129 mm
Housing: Aluminium
Lens: Reinforced borosilicate glass
Wire guard: Rust-proof steel, powder-coated
Connection: Screwable 1.5 mm
Cable entry:

Cable diameter 6-9 mm

Life duration: 5 x 106 flashes
Explosion protection:

T5: -55 °C ≤ Ta ≤ +55 °C

Approval: PTB 01 ATEX 1057
Fixing: Bracket mounting
Flash energy: C. 15 Ws
Flash frequency: 1 Hz

Cable gland M20 x 1.5 mm

II 2G Ex d e IIC T5/T6 Gb

T6: -55 °C ≤ Ta ≤ +40 °C

II 2D Ex tb IIIC T95°, T80° C Db

2

fine-strand, 2.5 mm2 single-wire

ORDER SPECIFICATIONS:

Voltage 24 V DC 230 V AC
Current consumption 1 A 200 mA
red 720 101 55 720 101 68
yellow 720 301 55 720 301 68

ADDITIONAL INFORMATION:

Please replace with the series 741,
see page 286.

TECHNICAL DIAGRAMS:

see page 313

Ex Signal Devices

2 G

Zone 1 + 2

2 D

Zone 21 + 22

2 kg

IP 67

+40°C

-55°C

15

Ws

287