Instruction/ maintenance manual of the product 1EN2R-9005 0406R3-NE Honeywell
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PRODUCTION HANDBOOK 1 EN2R-9005 0406R3-NE Subject to change without notice. All rights reserved. L41../L61.. SERIES THERMOSTAT (AQUASTAT) APPLICATION The L41../L61.. series aquastats are pr imarily designed for application on water filled heating systems and systems f or hot water supply , mainly domestic use.
EN2R-9005 0406R3-NE 2 DESCRIPTION OF DEVICE FUNCTIONS Aquastats thermostats Honeywell man ufactures a coprehensiv e range of water temperature thermostats (trade name Aquastat) for controlling and limiting boiler water temper ature in hydronic heating systems.
3 EN2R-9005 0406R3-NE DESCRIPTION The L41../L61.. series aquastats are sensitive w ater tempera- ture control, which are provided with a liquid filled sensing sys- tem. The f ollowing main types are av ailable: • Single, panel mount immersion Aquastat with remote bulb to select the most f avour able position on a boiler or vessel.
EN2R-9005 0406R3-NE 4 OV ER VIEW/SELECTION GUIDE Application Single Aquastat thermostats Dual Aquastat thermostats Controller or limiter thermostat Controller and limiter thermostat with standard sensing element Direct mount (immersion) L4188A, B, C 25 .
5 EN2R-9005 0406R3-NE FEATURES • 6.3 mm quick connect terminals for receptacles • Mounting either in a horizontal or ve r tical position. • Housing is provided with two mounting holes which are suitable f or M4 thread forming screws, f or mounting on a control panel.
EN2R-9005 0406R3-NE 6 L4188 - L6188 SINGLE AQUASTAT - DIRECT IMMERSION APPLICATIONS AND OR DERING INFORMATION Application L4188 and L6188 are sensitive , immersion-type water temperature thermostats for controlling and limiting boiler water temperature in h ydronic heating systems.
7 EN2R-9005 0406R3-NE L4188 - L6188 SINGLE AQUASTAT - DIRECT IMMERSION Specifications Ambient temperature limits 0 ... 70°C Electrical connection 6.3 mm spade terminals Enclosure IP40 Electrical rating 10 A at 250 V ac, resistiv e load 2.
EN2R-9005 0406R3-NE 8 L4189 - L6189 SINGLE AQUASTAT - PANEL MOUNTING (IMMERSION) APPLICATIONS AND ORDERING INF ORMATION Application L4189 and L6189 are sensitive , immersion-type water temperature thermostats for controlling and limiting boiler water temperature in h ydronic heating systems.
9 EN2R-9005 0406R3-NE L4189 - L6189 SINGLE AQUASTAT - PANEL MOUNTING (IMMERSION) SPECIFICATIONS AND DIMENSIONS Specifications Ambient temperature limits 0 .
EN2R-9005 0406R3-NE 10 L6190 SINGLE AQUASTAT - SURFACE MOUNTING APPLICATION AND OR DERING INFORMATION Application The L6190 is a sensitive w ater temperature thermostat designed f or surface mounting on domestic hot wa ter cylinders or pipe work.
11 EN2R-9005 0406R3-NE L6190 SINGLE AQUASTAT - SURFACE MOUNTING SPECIFICATIONS AND DIMENSIONS Specifications Ambient temperature limits 0 ... 70 ° C Electrical connection 6.
EN2R-9005 0406R3-NE 12 L4191 - L6191 DUAL AQUASTAT - DIRECT IMMERSION APPLICATION AND ORDERING INF ORMATION Application L4191 and L6191 are dual units in which two independently working water temperature thermostats are housed in one cov er .
13 EN2R-9005 0406R3-NE L4191 - L6191 DUAL AQUASTAT - DIRECT IMMERSION SPECIFICATIONS AND DIMENSIONS Specifications Ambient temperature limits 0 ... 70 ° C Electrical connection 6.
EN2R-9005 0406R3-NE 14 L6188A 2044 T RADELINE SINGLE AQUASTAT - DIRECT IMMERSION APPLICATIONS AND ORDERING INF ORMATION Application L6188A 2044 T radeline Aquastat is a sensitiv e immersion-type water temperature thermostat for regulating and limiting boiler water temperature in h ydronic heating systems.
15 EN2R-9005 0406R3-NE L6188A 2044 T RADELINE SINGLE AQUASTAT - DIRECT IMMERSION SPECIFICATIONS AND DIMENSIONS Specifications T emperature rang e 40 ... 110 ° C Differential 4 ... 10 (adjustable) Limit stops: Low limit: adjustab le, f actor y set at 50 ° C High limit: adjustable , factory set at 95 ° C Ambient temperature limits 0 .
EN2R-9005 0406R3-NE 16 PERFORMANCE Fixed switch differential On controls and recycling limits a fix ed differential of: 4 ± 1.5 ° C, 8 ± 3 ° C or 12 ± 3 ° C is supllied as a standard.
17 EN2R-9005 0406R3-NE CONSTRUCTION All aquastats have the follo wing common parts • Thermoplastic housing of mainly rectangular form. This housing is the carrier of the Micro Switch mechanism, the 6.3 mm quick connect terminals, the le ver mechanism and the adjusting mechanism.
EN2R-9005 0406R3-NE 18 ACCESSORIES AND SPARE PAR TS Single well assembly Dual well assembly Description Ordernumber Pac king qty (pcs) Spud thread: 1 / 2 ” BSPT Maximum insertion length (including thread): 105 mm Suitable f or Ø 5 mm sensor 45.900.
19 EN2R-9005 0406R3-NE Miscellaneous Description Ordern umber Pac king qty (pcs) Knob assembly Scale range: 110 ... 230 ° F, high limit stop: 180 ° F 45.900.427-002 200 Knob assembly Scale range: 40 ... 110 ° C , high limit stop: 82 ° C 45.900.427-003 200 Strap set f or L6190 surface mounted aqustat Strap length: 2000 mm 45.
EN2R-9005 0406R3-NE 20 QUALITY ASSURANCE STATEMENT Products are manuf actured under an ISO 9001 (1994) based and cer tified Quality System. The quality system is described in the Honeywell Comb ustion Controls Center Quality Assurance Progr amme and its related operational procedures and instructions.
21 EN2R-9005 0406R3-NE OR DERING INFORMATION When ordering specify • Setting point(control and limit if necessary ) • T ype of contact (SPDT/SPST/ electr ical rating) • Number of sensing point (single/dual) • T ype of mounting (direct immersion/panel/surface) • Diff erential (adjustable/fix ed/manual reset) • Capillar y length Fig.
EN2R-9005 0406R3-NE 22 Home and Building Control Combustion Control Center Europe Honeywell BV Phileas Foggstraat 7 7821 AJ Emmen The Netherlands Tel.: +31 (-)591 695911 Fax: +31 (-) 591 695200 http://europe.
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