Watson-Marlow 323E, 323S, 323U and 323Du User Manual
10
15-400 rpm
3-400 rpm
Four models of 323 drives are documented in this manual: 323E, 323S, 323U and
323Du, with varying functionality, as described earlier in this section. The 323E is fit-
ted with a short-nosed gearbox, offers 15-400 rpm, and can be fitted with a 313 or
314 pumphead. The 323S, 323U and 323Du are available with a choice of gearboxes:
a short-nosed gearbox, which offers 3-400 rpm and can be fitted with a 313 or 314
pumphead, or a 314MC or a 318MC pumphead; and a long-nosed gearbox, which of-
fers 1.5-220 rpm and can be fitted with a 501RL or a 501RL2 pumphead. See 23
Pumpheads
.
323S, 323U, 323Du
1.5-220 rpm
323E