3
1.4
Specifications
Electrical
50/60 Hz, single phase
EWB/EKB
115 VAC
±
10%
0.8 Amp max.
20 watt avg.
230 VAC
±
10%
0.4 Amp max.
20 watt avg.
EWC/EKC
115 VAC
±
10%
1.2 Amp max.
22 watt avg.
230 VAC
±
10%
0.6 Amp max.
22 watt avg.
Operating Conditions
Ambient temperature
32
°
F to 122
°
F (0
°
C to 50
°
C)
Relative humidity
To 85% (EW) / 95% (EK) non-condensing
Liquid temperature
32° to 104°F (0 to 40°C) for PVC based liquid ends
32° to 140°F (0 to 60°C) for PP, PVDF, SS based liquid ends
Below 32°F (0°C), pump is limited to 70% of max. pressure. Liquid cannot freeze.
Capacity/Pressure Rating
Size
Maximum
Output Capacity
Output
per Stroke (mL)
Maximum
Pressure
1
Connection
Size (in)
Tubing O.D
(Gal/hr)
(mL/min)
Min.
Max.
PSI
MPa
B11
0.6
38
0.03
0.11
150
1.0
3/8
B16
1.0
65
0.04
0.18
105
0.7
3/8
B21
1.8
115
0.07
0.32
60
0.4
3/8
B31
3.3
210
0.12
0.58
30
0.2
1/2
C16
1.3
80
0.05
0.22
150
1.0
3/8
C16-H
0.6
40
0.03
0.17
250
1.7
⅜ (suc) x ¼ NPT (dis)
C21
2.3
145
0.08
0.40
105
0.7
3/8
C31
4.3
270
0.15
0.75
50
0.35
1/2
C36
2
6.7
420
0.24
1.17
30
0.2
1/2
1
Auto Air vent valve reduces maximum pressure approx. 35 PSI (0.2 MPa)
2
Output of the EW/EKC36-TC/FC/SH is 6.3 GPH (400 ml/min)
Adjustment Range
Stroke length adjustment range
20% to 100%
Frequency adjustment range
0 to 360 strokes per minute
Materials of Construction
Liquid End
Code
Pump Head
& Fittings
Diaphragm
Valve
Balls
Valve
Seat
Valve
Seals
Gasket
Tubing
PC
GFRPP
PTFE
(bonded to
EPDM)
CE
FKM
FKM
PTFE
PE
PE
GFRPP
CE
EPDM
EPDM
VC
PVC
CE
FKM
FKM
VE
PVC
CE
EPDM
EPDM
VF
PVC
PTFE
EPDM
EPDM
TC
PVDF
CE
FKM
FKM
FC
PVDF
CE
PCTFE
PTFE
SH
SS
HC
HC
PTFE
¼” NPTF
CE
Alumina ceramic
PE
Polyethylene
EPDM Ethylene propylene diene monomer
PTFE
Polytetrafluoroethylene
FKM
Fluoroelastomer
PVC
Polyvinylchloride (translucent)
GFRPP Glass fiber reinforced polypropylene
PVDF Polyvinylidenefluoride
HC
Hastelloy C276
SS
316 stainless steel
PCTFE Polychlorotrifluoroethylene
