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resideo Multiple Aquastat L4081A, Быстрый старт

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PRODUCT DATA

60-2105-07

L4081A,B and L6081A,C 
Multiple Aquastat® Controllers

APPLICATION

The L4081 and L6081 Aquastat® Controllers provide boiler 

water regulation in gas- or oil-fired hydronic heating 

systems.

FEATURES

• An immersion type liquid-filled sensing element actuates 

two snap switches.

• One switch operates as a high limit control.

• The other switch operates as a low limit and/or circulator 

control, depending on the model.

• Controller may be mounted in any positioning and needs 

no leveling.

• Separate, easy-to-read, calibrated dial and setpoint 

adjustments for each switch.

• Differential adjustment on low limit or circulator switch.

• All adjustments accessible inside front cover.

• Push-in terminals for quick connecting.

• Single sensing element for easy installation.

• Two spst snap switches (one spst and one spdt in 

L6081A,C) act independently at respective temperature 

settings.

Содержание Multiple Aquastat L4081A

Страница 1: ...The other switch operates as a low limit and or circulator control depending on the model Controller may be mounted in any positioning and needs no leveling Separate easy to read calibrated dial and setpoint adjustments for each switch Differential adjustment on low limit or circulator switch All adjustments accessible inside front cover Push in terminals for quick connecting Single sensing elemen...

Страница 2: ...if well is needed refer to form 68 0040 for ordering information bDevice is less case and cover Scale Markings For Fahrenheit models High Limit 160 180 200 220 F Low Limit or Circulator 120 140 160 180 200 F For Celsius models High Limit 55 65 75 85 95 C Low Limit or Circulator 45 55 65 75 85 95 C Differentials High Limit 10 F 6 C nominal Low Limit or Circulator L6081A C 10 to 25 F 6 to 14 C adjus...

Страница 3: ...sius scale on L4081A Accessories ordered separately 126580 Setting Stop Used to prevent turning setting knob beyond a predetermined point 124904 Well Adapter Use to convert mounting on some competitive wells to fit L4081 L6081 See form 68 0040 7 8 IN 22 MM DIA KNOCKOUT FOR 1 2 IN 12 5 CONDUIT 6 1 3 16 30 2 3 64 63 4 3 32 125 5 3 4 19 2 2 1 13 64 30 5 2 1 13 64 30 5 WELL CLAMP SCREW MAXIMUM INSERTI...

Страница 4: ...a tion or 6 3 8 in 162 mm if designed for 3 in 76 mm insulation If this requires bending the tube inside the case insert the end of your index finger through the hole and carefully mold the tube into the correct shape as you gently pull or push the bulb to the correct posi tion The bulb must project the right distance so that after the case in installed the spring force of the capil lary tube hold...

Страница 5: ...no 14 or 16 unistranded wire for connecting the push in terminals 2 Strip the insulation from the end of each wire 3 Insert a screwdriver into the rectangular slot near the terminal and hold it in the slot while inserting the wire into the terminal hole as far as possible 4 Remove the screwdriver when complete Jumper When using the controller field addable jumper Fig 4 connect terminals R R When t...

Страница 6: ... LIMIT LOW LIMIT M8788A POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED B TERMINALS ARE TAB TERMINALS L1 HOT L2 1 GAS VALVE PILOTSTAT CONTROL T T T T X X L1 HOT L2 1 2 1 2 1 2 4 3 1 CIRCULATOR 1R1 1R2 1R 24V THERMOSTAT B R B R RA832A SWITCHING RELAY L4081A HIGH LIMIT LOW LIMIT OIL PRIMARY CONTROL L2 L1 HOT JUNCTION BOX M8786A POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVER...

Страница 7: ...s at 155 F 69 C On a temperature fall the switch makes at 130 F 55 C L4081B Setpoint of 140 F 60 C differential set at 25 F 14 C On a temperature rise the switch makes at 155 F 69 C On a temperature fall the switch breaks at 130 F 55 C L6081A B Setpoint of 140 F 60 C differential set at 25 F 14 C On a temperature rise R B breaks and R W makes at 155 F 69 C On a temperature fall R B makes and R W b...

Страница 8: ...tching response to temperature changes LOW LIMIT SETTING HIGH LIMIT SETTING SWITCH BREAKS ON RISE BURNER TURNS OFF SWITCH MAKES ON FALL BURNER OPERATES ON A CALL FOR HEAT SWITCH BREAKS ON RISE 10 F 5 6 C DIFFERENTIAL SWITCH MAKES ON FALL BURNER ON M8847B SWITCH BREAKS ON RISE 25 F 13 9 C DIFFERENTIAL 10 F 5 6 C DIFFERENTIAL 25 F 13 9 C DIFFERENTIAL 10 F 5 6 C DIFFERENTIAL CIRCULATOR SETTING HIGH L...

Страница 9: ...on container May also contain minute amounts of lithium and molybdenum lubricant compounds Section 3 Hazard Identification Acute Health Effects Skin Excessive contact can cause skin irritation and dermatitis Eye Direct contact with eye will cause irritation Inhalation No adverse effects are expected Ingestion Ingestion of product may cause nausea vomiting and diarrhea Chronic Health Effects Existi...

Страница 10: ...r faceshield if potential for eye contact exists especially if material is heated Hand Clothing Protection Not normally required Protective gloves and clothing are recommended as material is difficult to remove from skin and clothing Other Protective Equipment None required Section 9 Physical and Chemical Properties Appearance Odor Aluminum color semi solid material pleasant odor Solubility in Wat...

Страница 11: ...L4081A B AND L6081A C MULTIPLE AQUASTAT CONTROLLERS 11 60 2105 07 ...

Страница 12: ...Technologies Inc All rights reserved This product is manufactured by Resideo Technologies Inc and its affiliates www resideo com Resideo Technologies Inc 1985 Douglas Drive North Golden Valley MN 55422 1 800 468 1502 60 2105 07 M S Rev 04 20 Printed in United States ...

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