Provide with optional Modbus-to-BACnet gateway for BAS integration,
code NA10520.
Technical specifications
Mixing valve body
Materials:
- Body: DZR low-lead brass
- Ball: low-lead brass, chrome-plated
- Hydraulic seals: peroxide-cured EPDM
Max. body pressure rating (static): 230 psi (16 bar)
Max. operating pressure: 150 psi (10 bar)
Max. inlet temperature: 212°F (100°C)
Temperature gauge scale: 30 - 210°F
Suitable fluids:
water
Max. water hardness: 10 grains
Actuator, 3-wire floating
Electric supply: 24 VAC - 50/60 Hz
Power consumption: 6 VA
Protection cover: self-extinguishing VO
Protection class: IP 65 (NEMA 4/4X)
Ambient temperature range: 14 - 130°F (-10 - 55°C)
Electric supply cable length: 31½” (0.8 m)
Max. distance for control signal wire:
500 ft (150 m) cable 2 conductor x AWG 18
800 ft (250 m) cable 2 conductor x AWG 16
Station components
Frame:
steel uni-strut
Pipes:
copper type L
Ball valves:
low-lead brass
Check valves:
stainless steel
Main connections: -copper 1”, 1¼”, 1½”, 2” & 2½”
Controller, LCD user interface/display
Materials:
- Housing: self-extinguishing ABS, color white RAL 1467
- Cover: self-extinguising SAN, smoked transparent
Electric supply: 24 VAC (min 21.6, max 26.0 VAC) - 50/60 Hz
Power consumption: 6.5 VA
Adjustment temperature range: 70 - 185°F (20 - 85°C)
Disinfection temperature range: 100 - 185°F (40 - 85°C)
Ambient temperature range: 32 - 120°F (0 - 50°C)
Protection class: IP 54 (wall mounting)
(Class II appliance)
Mounting bracket: DINrail
Mixing valve actuator current draw: 1 A max / 24 V
Alarm relay (R2): 5 A resistance (2 A inductance) / 24 V
Contact rating (R1, R3, R4): 10 A resistance (2 A inductance) / 24 V
(A 50 VA Class 2 120/24 VAC transformer is included)
Fuses:
1 (main): 80 mA
Fuses:
2 (mixing valve): 1 A
Charge reserve: 15 days in the event of electric supply failure,
with a 3 cell rechargeable 3.6 V 140 mAh buffer battery
Battery recharging time: 72 hours
Approvals:
CE, FCC part 15
Temperature sensors
Body material:
stainless steel
Type of sensitive element: NTC
Working temperature range: 14 - 260°F (-10 - 125°C)
Resistance: 1000 Ohms at 77° F (25° C)
Time constant: 2.5
Max. distance for mixed outlet or return (recirculation) sensor:
500 ft (150 m) cable 2 conductor x AWG 18
800 ft (250 m) cable 2 conductor x AWG 16
Mixing valve performance
Accuracy:
± 3º F (± 2º C)
Max. operating differential pressure (dynamic): 75 psi (5 bar)
Max. ratio between inlet pressures (H/C or C/H): 2.1
Certifications
1. ASSE 1017/CSA B125.3, certified by ICC-ES, file PMG-1357.
2. The valve body component meets the requirement of CSA Z317.1
Special Requirement for Plumbing Installations in Health Care
Facilities, certifed by ICC-ES, file PMG-1357.
3. The valve body complies with NSF/ANSI 372, Drinking Water System
Components- Lead Content Reduction of Lead in Drinking Water Act,
California Health and Safety Code 116875 S.3874, Reduction in
Drinking Water Act, Vermont Act 193 - The Lead in Plumbing
Supplies Law and Maryland’s Lead Free Law HB.372, as certified by
ICC-ES, file PMG-1360.
Station assembly
Includes pre-piped LEGIOMIX 3-way mixing valve with union connections,
serviceable low-lead stainless steel check valves, a recirculation connection
and isolation valves for fast and simple installation. The LEGIOMIX controller is
pre-mounted and pre-wired and includes a return water temperature sensor,
in a packaged wall mount configuration with steel uni-strut frame that can bolt
to the wall through any of the perforations. The assembly also includes copper
type L pipe, low lead ball valves and a plug-in 24 VAC transformer with 10
feet of wire.
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