CALEFFI FlowCal 127 Series Manuale utente

This safety alert symbol will be us ed in this manual to draw attention to s afety related

instructions. When used, the safety alert symbol means ATTENTION! BECOME ALERT!

YOUR SAFETY IS INVOLVED! FAILURE TO FOLLOW THESE INSTRUCTIONS MAY

RESULT IN A SAFETY HAZARD.

CAUTION: All work must be performed by qualified personnel trained in the

proper application, installation, and maintenance of systems in accordance

with all applicable codes and ordinances.

CAUTION: Over-tightening and breakage can occ ur with the use of Teflon®

pipe joint compounds. Teflon®provides lubricity so that c are must be

exerc ised not to over-tighten joints . Failure to follow these ins tructions

could result in property damage and /or personal injury.

WARNING: System fluids are under pressure or temperature c an be

hazardous. B e sure the press ure has been reduced to zero and the

system temperature is below 100°F (38° C ). Failure to follow thes e

instructions could result in property damage and/or personal injury.

Material: B ody: low-lead brass (<0.25% Lead content)

FlowCal™ flow cartridge:

Spring:

S eals:

Performanc e: Medium:

anti-sc ale polymer

stainless steel

peroxide-cured E PDM

water, glyc ol solutions

50%

Max. percentage of glycol:

Max. working pressure:

Working temperature range:

232 psi (16 bar)

32-212°F (0-100°C )

CALEFFI

FlowCal™ Compact Automatic Balancing Valve with polymer cartridge

127 Series

NA10169.03

www.caleffi.com

Connections: 1/2", 3/4" and 1" NPT, Sweat, Press, PEX expansion

This valve is certiﬁed to NSF/ANSI 372-2011, low lead laws and

listed by ICC-ES, ﬁle PMG-1360.

Function

The FlowCal™ automatic balancing valve maintains a constant

fixed flow rate within varying system differential pressure ranges.

The 127 series utilize an exclusive, interchangea ble flow

cartridge, made of anti-scale, low noise polymer and a compact

low-lead brass valve body for use in cooling, heating and

domestic water systems.

Product range

127 Series Compact Automatic Balancing Valve with polymer

cartridge, 1/2", 3/4", 1"

Technical characteristics

SAFETY INSTRUCTION

USER

CIRCUIT

FlowCal

Pump

Shut-o

valve

Zone valve

Regulator

CARTRIDGE LOCKING NUT

CARTRIDGE

BODY

CAUTION: If the FlowCal valve is not installed, commissioned

and maintained properly, according to the instructions contained in

this manual, it may not operate correctly and may endanger the user.

CAUTION: Make sure that all the connecting pipework is water tight.

Caleffi North America, Inc.

3883 West Milwaukee Road

Milwaukee, WI 53208

T: 414.238.2360 F: 414.238.2366

5-11-2020

Installation

Install the FlowCal

automatic balancing valves

on the circuit return pipe with

flow direction arrows

p roper indicating ow

direction. It is important to

allow easy access to the

FlowCal for inspection and

maintenance.

FlowCal cartridge assembly and disassembly

The internal flow cartridge can be removed easily

from the valve body for inspection or

replacement by unscrewing

the cartridge locking nut.

WARNING: This product can expose you to chemicals including lead, which is known

to the State of California to cause cancer and birth defects or other reproductive harm.

For more information go to www.P65Warnings.ca.gov.

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