TT-107IU Silicone Keyboard - Technical Documentation
15.05.2012 © E.L.B. Ex-Geraete Bachmann GmbH Page 8
WR-Q 005 U
Intrinsically safe supply with
50 cm cable and USB plug
moulded with the cable
USock1
Lockable built-in metal socket
for WR-Q 005; must be
isolated from metal
enclosure walls
USock2
Lockable built-in plastic socket
for WR-Q 005; does not need
to be isolated when mounted
in metal enclosure walls
6
General Data
6.1 Current consumption
•
USB 2.0
1)
:
max. ca. 140 mA
•
USB 1.1
2)
:
max. ca. 80 mA
•
Standby
3)
:
ca. 30 mA
1)
Connected directly with the PC without intrinsically safe supply
2)
With intrinsically safe supply between PC and keyboard
3)
After some period without operation
6.2 Weights and measures:
-
Dimensions:
340 x 165 x 21.5 mm
-
Weight:
ca. 1200 g
-
Cable length:
ca. 2.1 m
Under the bottom plate there are four
nuts size M5 for fastening the key-
board to a desktop. They are covered
by stoppers or plastic screws. The
easiest way to remove the stoppers is
to pierce them with a screwdriver and
tilt them out.
6.3 IP degree: IP66/68
The marking may be IP66 and IP68 simultaneously, see certificate section
(15). So there are no different keyboard versions for special IP codes.
Meanings of the codes:
ca. 10 mm
Four nuts M5,
buried ca. 10 mm deep
75 mm
75 mm
