Needle Flush Station; Needle Lock - Agilent Technologies G1367A Reference Manual

6
Introduction to the Well-plate Sampler

Needle Flush Station

Table 57
Motor type
Seal material
Stator material
Number of ports
Switching time
A needle flush station to wash the outer surface of the injection needle and a
peristaltic pump to deliver fresh solvent to the wash station. (The reservoir for
the solvent is located in the solvent cabinet, the waste is channeled by a
separate flex tube to a waste bottle.

Needle Lock

A needle lock is used to support the needle carrier in its function making a
firm seal of the needle in its seat.
The needle lock arm is driven by a stepper motor connected to the spindle
assembly by a toothed belt.
206
Injection-Valve Technical Data
Standard (0101-0921)
4V, 1.2A stepper motor
™
Vespel or Tefzel
Ceramic/PEEK
6
< 150 ms
Micro (0101-1050)
4V, 1.2A stepper motor
™ ™
Vespel
Head coated SST
6
< 150 ms
1100 Series WS MWS Reference Manual