Error Limits - BRAND Dispensette S Operating Manual

6 Error limits

c.
5.2.3 Sealing ring for valve block
For highly volatile media we recommend to seal the connection from valve block to bottle with the
PTFE sealing ring and PTFE tape (Accessories/spare parts, p. 72).
Assembly
a.
5.2.4 Air vent cap for micro filter with Luer-cone
For sterile media we recommend the air vent cap with Luer-cone to attach a micro filter. This provides
increased protection against contamination by displacement air (Accessories/spare parts, p. 72).
Assembly
a.
c.
6 Error limits
20 °C
!
Ex
58
Operating manual
c.
Place the PTFE sealing ring on the bottle thread or the
screwed-on adapter and screw the instrument onto the
bottle.
If necessary, seal the threads of the drying tube, the bottle
and/or the bottle adapter with PTFE tape.
a.
Place the PTFE sealing ring on the bottle thread or the
screwed-on adapter and screw the instrument onto the
bottle.
a.
Unscrew the air vent cap (see 'Assembly Drying tube',
Fig. a.).
b.
Screw in the air vent cap with a Luer cone.
c.
Place the PTFE sealing ring on the bottle thread or the
screwed-on adapter and screw the instrument onto the
bottle.
d.
Insert a commercially available sterile filter into the
Luer cone.
Error limits in relation to the nominal capacity (= maximum
volume) indicated on the instrument at equal temperature
(20 ºC/68 °F) of instrument, ambient environment and dis-
tilled water. Testing takes place according DIN EN ISO 8655-
NOTICE
997490