DM 15/55 PTS -DM 1
DM – Dellmeco pump
15 – Nominal diameter, DN
55 – Delivery capacity in l/min. at 8.0 bar

P – Housing material:
A – Aluminium
B – PTFE-coated aluminium
C – Grey cast iron
H – AISI 316L hygienic (stainless steel)
P – PE (polyethylene)
R – Conductive PE
S – AISI 316 stainless steel
T – PTFE (Teflon)
Z – Conductive PTFE

T – Diaphragm material:
E – EPDM
N – NBR (Buna/Nitrile)
T – TFM/PTFE

S – Ball valve material:
E – EPDM (ball valve)
N – NBR (ball valve)
S – AISI 316 (ball valve)
T – PTFE (ball valve)
U – Polyurethane (ball valve)
C – Ceramic (ball valve)
F – PTFE (cylinder valve)
P – PE (cylinder valve)
DM1 – optional accessories:
BC1 – Buffer chamber with sensors, standard
BC2 – Buffer chamber complete with sensors and regulator
BC3 – Buffer chamber complete with sensors and regulator, ATEX
DM1 – Diaphragm monitoring with sensor (Namur) ATEX
DM2 – Diaphragm monitoring with sensor (Namur) ATEX and regulator
F1 – PN10 flange connection with EPDM O ring
F2 – PN10 flange connection with NBR O ring
F3 – PN10 flange connection with FEP/FPM O ring
F7 – PN10 flange connection DIN 2576
F8 – PN16 flange connection, ANSI150
F9 – PN16 flange connection DIN 2277 / 2278
SC1 – Stroke count sensor (Namur) ATEX
SC2 – SC1 plus stroke counter
SC3 – SC1 plus stroke counter, ATEX
SC5 – Pneumatic stroke counting with pressure sensor
SC6 – SC5 plus stroke counter
BF1 – Residue removal, manual operation with EPDM seals
BF2 – Residue removal, manual operation with PTFE seals
BF3 – Residue removal, manual operation with FPM seals
BF4 – Residue removal, pneumatic with EPDM seals
BF5 – Residue removal, pneumatic with PTFE seals
AF1, AF2 – Filter regulator with connection nipple
D – Barrel pump
HJ – Heating jacket
HP – Compressed air booster
MV – Pump externally controlled via solenoid valve
S – Split connections
P – Powder pump
T – Trolley for diaphragm pump
CLEAN – The “clean package” is for a special pump application for which particular cleanliness is required.