Pump Solutions Group Neptune Solenoid-driven Diaphragm Metering Pump ARPZ-31_61_12 - Manual (Page 40)

39
Specifications
1/4×3/8PE - - VEC
(2) (3)
W -
(4)
S -
(5)
ULP -
(6)
31 - NPR -
(1)
PZ
Model code
✽ When selecting the pump model, first check the "Liquid-end material" and "Specification".
(1) Model (discharge volume standard)
Model Discharge volume
31 30 mL/min
61 60 mL/min
12 100 mL/min
(2) Liquid-end material
Type Pump head Diaphragm Check ball O-ring
VEC PVC PTFE Ceramic EPDM
VFC PVC PTFE Ceramic Fluoro-rubber
(3) Hose standard
Code Size (I. D. X. O. D.) Material
1/4×3/8 PE 1/4"×3/8"
Discharge side: PE tube
Suction side: PVC braided hose
(4) Joint specification
Code Type
W Standard
(5) Applicable standard
Code Type
S Standard
CE CE marking-compatible
(6) Power plug
Code Type
ULP UL plug
Model for injection of general chemicals
1/4×3/8PE - - FEC/FFC
(2) (3)
W -
(4)
S -
(5)
ULP -
(6)
31 - NPR -
(1)
PZ
(1) Model (discharge volume standard)
Model Discharge volume
31 30 mL/min
61 60 mL/min
12 100 mL/min
(2) Liquid-end material
Type Pump head Diaphragm Check ball O-ring
FEC PVDF PTFE Ceramic EPDM
FFC PVDF PTFE Ceramic Fluoro-rubber
(3) Hose standard
Code Size (I. D. X. O. D.) Material
1/4×3/8 PE 1/4"×3/8" PE tube
(4) Joint specification
Code Type
W Standard
(5) Applicable standard
Code Type
S Standard
CE CE marking-compatible
(6) Power plug
Code Type
ULP UL plug
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