Pulses characteristic
• Pulse duration mSec.:80 (BTB), 90 (BT) (user can not change it)
• Max pulses frequency / minute:120 (BTB), 160 (BT), 180 (high flow rate BT)
•
21
•
ENGLISH
Buzzer The pump is fitted with an acoustic alarm to warn the user (
see paragraph 7.1, Flow Alarm).
Level The dosing pump is supplied with level control setting and upon request floating level switch.
When the level of the additive is lower than the switch, the pump stops. Closing /opening delay
contact: 3 seconds.
On request:
•
mechanical stroke length adjustment system, this control pro-
vides accurate capacity adjustment. (Fig. 2). Pump head made
of PVC.
• Flow sensor.
Fig. 2
2.3- LIQUID ENDS MATERIALS
- DIAPHRAGM : PTFE
- PUMP HEAD: Polypropylene (PVC for 04-20; 05-20; 30-04; 50-03; 80-01), upon request: PVC,
316 Stainless Steel, PTFE. Stroke Adjustment: PVC pump head
- NIPPLES: polypropylene
- FILTER: polypropylene
- INJECTION NIPPLE: polypropylene
- SUCTION HOSE: PVC - flexible
- DISCHARGE HOSE: polyethylene; upon request PTFE
- VALVES: “lip”type viton upon request available in EPDM (Dutral), NBR, Silycon.
- “Ball Check” VALVES upon request type in SS 316 and Glass PYREX. Available with Spring Return and
“KALRETZ”Valve.
- SEALS: viton upon request EPDM (Dutral), NBR, Silycon, PTFE only for ball checks valves
