©Johnstone Supply eCatalog 216

HYDRONICS Controls

Zone Valves • For controlling the flow of hot or chilled water • Powerhead can be replaced without breaking line connections or draining the system • Manual opener for valve operation on power failure; returns to automatic position when power is restored • “E” and “F” models include an end switch • Patented ball seal design provides a new sealing surface each time the valve operates • Valve seal and ball plug are easily accessible — no cutting or refitting required

Specifications: • Maximum static pressure: 125 PSI • Power consumption: 9.6VA (V4043 Models); 7.7VA (V8043 and V8044 Models) • Nominal timing: 30 seconds (V8044 Models); 15 seconds (V4043 and V8043 Models) • Temperature range: 40°F to 240°F (V4043 Models); 40°F to 200°F (V8043 and V8044 Models)

A

B

C

D

E

Fig. Order # Mfg. #

Conn. Size

Cv Volts Electrical Conn. 3.5 24 18" Leads 3.5 24 18" Leads 3.5 24 18" Leads 3.5 24 18" Leads 3.5 24 18" Leads 3.5 24 18" Leads 3.5 24 18" Leads 8.0 24 18" Leads 8.0 24 18" Leads

De-Energized Position Temp. Range

L40-101 L40-102 L40-103 L40-104 L37-345 L37-346 L37-347 L38-710 L38-711 L40-105 L38-712 L38-723 L40-106 L40-107 L40-108 L40-109 L40-110 L40-092 L40-093 L40-094 L40-001 L37-348

A A A A A A A A A B B B B B C C C A A A D D

V8043A1011 1/2" Sweat V8043A1029 3/4" Sweat V8043B1019 1/2" Sweat V8043B1027 3/4" Sweat V8043E1004 1/2" Sweat V8043E1012 3/4" Sweat V8043E1020 1" Sweat V8043E1061 3/4" Sweat V8043E1079 1" Sweat V8043F1028 1/2" Sweat V8043F1036 3/4" Sweat V8043F1051 1" Sweat V8043F1093 3/4" Sweat V8043F1101 1" Sweat V8044A1010 1/2" Sweat V8044A1044 3/4" Sweat V8044E1011 3/4" Sweat V4043A1010 1/2" Sweat V4043A1259 3/4" Sweat V4043E1003 1/2" Sweat

N.C. N.C. N.O. N.O. N.C. N.C. N.C. N.C. N.C.

50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 200°F 50°F to 240°F 50°F to 240°F 50°F to 240°F

3.5 24 Terminal Block N.C. 3.5 24 Terminal Block N.C. 3.5 24 Terminal Block N.C. 8.0 24 Terminal Block N.C. 8.0 24 Terminal Block N.C.

4.0 24 18" Leads 7.0 24 18" Leads 7.0 24 18" Leads 3.5 120 18" Leads 7.0 120 18" Leads 3.5 120 18" Leads

N.C. (Port A) N.C. (Port A) N.C. (Port A)

N.C. N.C. N.C.

40003916-021 Replacement Powerhead for V8043A

— — — — — — — — — — — — — — —

— — — — — —

— — — — — —

40003916-026 Replacement Powerhead for V8043E 1000 series

— L37-506

40003918-006 Adapter Kit for V4043, V8043

— S58-643 802360JA Replacement Motor for V8043, V8044

L44-333 L44-334

D E

40003916-048 Replacement Powerhead for V8043F w/End Switch

40003916-548 Replacement Powerhead for V8043F 5000 Series w/End Switch — — —

Aquatrol AQ2000 Series Hydronic Heating System Controls • Provides simplified control of residential hydronic systems • Boiler post purge delivers retained heat in the boiler to zones where it can be used • Periodically activates all valves and pumps to prevent seasonal start-up problems

• Modular design for installation flexibility — panels connect together and require only six control wires to add on new modules • Expandable up to 16 zones • Status LEDs for easy diagnostics • Extends boiler life and saves energy by minimizing frequent boiler cycling

• Freeze protection feature activates all valves and pumps if communication is lost between the zones and the controller

Fig. Order # Mfg. #

Description

L87-295 L87-296

A A B B B

AQ25042B AQ25044B

4 Zone Boiler Relay Panel for Pumps or Zone Valves w/o End Switches 4 Zone Boiler Relay Panel for Zone Valves w/ End Switches

A

B

L87-300 AQ25542B

4 Zone Expansion Panel for Pumps

L87-302 L87-303

AQ25742B AQ25744B

4 Zone Expansion Panel for Zone Valves w/o End Switches 4 Zone Expansion Panel for Zone Valves w/ End Switches

521

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