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a421 thermostat with defrost

The A421 controls are available either in Type 1. A421 Series Standard Electronic Temperature Controls with and without Power Cords Product Bulletin 6 Anti-Short Cycle Delay The Anti-Short Cycle Delay feature allows you to select the minimum time the output relay remains Off de-energized) before the next on cycle can start (energize). � The control range is -40 to 212°F (-40 to 100°C) for standard models. . suitible for use with early "whirlpool" side by side models. universal defrost thermostat with thermal fuse. whirlpool double door fridge thermostat. The A421 with Defrost Control is typically used to provide temperature control and adjustable, timed, passive defrost cycles on medium temperature cooling applications such as reach-in boxes, display cases, and walk-in coolers. The temperature adjustment range is -40°F to 212°F or -40°C to 100°C. It offers a wide range of options that allow for customized control functions. The A421 series controls are single-stage, electronic temperature controls with a Single-Pole, Double-Throw (SPDT) output relay. The A421 Series Electronic Temperature Controls are single-stage, electronic temperature controls with a single-pole, double-throw (SPDT) output relay. h��UMk�0�+�$�eǂ�K���V�c����X���П?e��]��A /�-��O�C�O`,,y�֢� y�[��a���݉�l�ͻ�nۼ������a���mYf׻~���~XY4zT#�+U�֫�R[.�-�H��!��&6Yn�u�������]�՛�s;��o�^���ިC�_g� ���"z)��d||��sҰa��� P�S����P����`|տ�a$B�#TI��J�%M�H땅����w Line-Voltage Type 1 Electronic Temperature Control with Off-Cycle Defrost Timer: Type 1 (NEMA), IP20 standard enclosure for DIN rail and surface-mount applications. . The defrost interval can range from 2 hours to 24 hours, or be set to 0 for no defrost interval. endstream endobj 134 0 obj <>stream The A421 Control with Defrost allows you to set up regular, passive defrost periods of 1 to 99 minutes. A421 Off‐Cycle Defrost Models doctype Product Bulletin docnumber LIT-12012219 revised_modified 2018-12-03. h�bbd```b``�"��H�� �UD2k��j0�L>��@$�F0{=�d���H�V�x(�d0��H2����``bd`���8H����/@�?���� ��: Parts Included Each A421 Control includes a Johnson Controls/ PENN® A99 Series temperature sensor. Important: Use this A421 Series Electronic Temperature Control only as an operating control. A421 Controls feature a backlit LCD with adjustable brightness and three-button touchpad interface that you can set up to restrict user adjustments. This A421 Control with Defrost also provides sensor offset, temperature setback, adjustable anti-short cycle delay, and a restricted user adjustment mode. . h޴�M�@�������Y�D(:v��x�. Geregelt werden können Heizen/ Kühlen, der Sensoroffset, eine Mindesttemperatur, zu kurze Relaisschaltzykluszeiten und Beschränkung des Benutzereingriffs. A421 Series Electronic Temperature Controls with Integral Power Cord . @�AR{h�b.P���{��V7� h�b```"{��� �a�s\`RRRrQP`���٧��-w�� �6p:w. An LED indicates the output relay's on and off status. %PDF-1.5 %���� Models with a control range of … %PDF-1.6 %���� Rated for 120/240 VAC. 132 0 obj <>stream The A421 Series Electronic Temperature Controls are single-stage controls with a single-pole, double-throw (SPDT) output relay. Electronic temperature controls with off-cycle defrost. R-47 A421 Series Electronic Temperature Controls with Off-Cycle Defrost . View and Download Penn A421 Series installation manual online. p>a���&�N�$>m"w@}�N8Qסm�E�hh�H���;��v_�/,LJ�S� ��� part no: dfcl*wh. A421 Controls feature a backlit LCD with adjustable brightness and three-button touchpad interface that can be set up to restrict user adjustments. . h޴VmK�0�+�.�d�������"�qp�}�Z�����w���t�nu���&�N�-ϓ�褴2ƫ�� endstream endobj startxref � ��^�q��) �K;D?����~���2-@O���;���!�1H1���c�sP?�X-�Հ��7� S���!� z �Kie/V@h{�*Y���w�L;�YH����# �H���(�g���@\�����3ʂJ��� �q��uB� ۖ�+���(s ��K�W$����U�=����~��9#*�8��'N���xmo�V�����"kz��[l~107k�l\����2��ã���u�2ۧ����r� ,L�&M�4˥a\qX0ފ���p�������>����h�`,�q׻0'���t�In)�Y����ה�f��ǧA�w�#��l�ⰼ� �-�~q����O���e�H���N�$ߗ[�'� �u+� . Parts included Each A421 Control ®includes a Johnson Controls® or PENN A99 Series temperature sensor. 965 0 obj <> endobj Brother; Canon; Casio; Cisco; Craftsman; D-Link; Dell; Electrolux; Epson; Frigidaire; Fujitsu; GE; Haier; Hitachi; Honda; Related Manuals for Penn A421 Series . . The control can display the temperature units in °F or °C. A421 Series Standard Electronic Temperature Controls with Power Cords Installation Instructions Refer to the QuickLIT website for the most up-to-date version of this document. Includes an A99BB-200C … suitable for surface or DIN rail mounting (Figure 1) or in Type 4X (NEMA), IP66 (CE) watertight, corrosion. pack: 1. product sold out. R-53 MR Series Defrost Control Modules . 1054 0 obj <>stream The A421 Control with Defrost allows you to set up regular, passive defrost periods of 1 minute to 99 minutes. . The A421 Controls are available in 120 VAC and 240 VAC models. . R-56 MR4PMUHV Electronic Temperature/Defrost Control with fits various makes and models. A421 Controls feature a bright backlit LCD with adjustable brightness and a three-button touchpad interface that can be set up to restrict user adjustments. The defrost interval can range from 2 to 24 hours, or be set to 0 (no defrost interval). 984 0 obj <>/Filter/FlateDecode/ID[<56BAD97F670A627FD928AA5B31DEC5A4>]/Index[965 90]/Info 964 0 R/Length 107/Prev 589286/Root 966 0 R/Size 1055/Type/XRef/W[1 3 1]>>stream The A99B Series Temperature Sensors are passive PTC (Positive Temperature Coefficient) sensors. There is a lot of misinformation on testing the defrost thermostat. Elektronisches Thermostat A421 Anwendung Die elektronischen Thermostate A421 bieten eine einstufige elektronische Temperaturregelung durch ein Ausgangsrelais vom Typ 1-poliger Wechselkontakt. pack: 1. product sold out. hެ�_K�0ſ��Mr���1�=� ÷҇��M���u��h��=��N�K$8��@���� e�m�6����-L����*)g�6�f��N���}����޽�,̔Q��G{8�?�>�s0��ѹ�ޝ����-�b����� �W��^�8�䬌(���(T5����w���Sr�D�K���D%9t�Ѯs�z9��2� �*���{�����FԼ����kbw�x.�����Ud�h�����ԕ0ِ�q[K�����K}��T�;g^�_ t���C� }�|� See Table 2 for application information by control type. . part no: cad2015. An LED indicates the output relay's on and off status. endstream endobj 135 0 obj <>stream Includes integral timer for off-cycle defrost control. The A421 Series Controls have simple On and Off temperature settings for heating or cooling, an adjustable anti-short cycle delay, and a temperature offset function. A421 Electronic Temperature Control with Off-Cycle Defrost Manage cooling, defrost, alarms, communications and costs with the A421 refrigeration controller. This video shows the proper way to test your defrost thermostat. endstream endobj 133 0 obj <>stream See A99 You can also start or stop a defrost off-cycle in two ways: press the three-button touchpad on the Advanced Menu or connect a momentary switch to the Binary Input (BIN). %%EOF A scrolling display provides walk-through instructions for each step of the setup process, using plain language. 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Led indicates the output relay On/Off status the most up-to-date version of this document to 212°F or -40°C 100°C... Die elektronischen Thermostate A421 bieten eine einstufige elektronische Temperaturregelung durch ein Ausgangsrelais vom Typ 1-poliger Wechselkontakt Controls® Penn. Status of the setup process, using plain language in 120 VAC and 240 VAC models Temperature adjustment range -40... Can set up to restrict user adjustments proper way to test your thermostat! Digital thermostats … this video shows the proper way to test your defrost thermostat range from 2 to... Table 2 for application information by Control type the proper way to test your defrost thermostat replacement/alternate sensor... See Table 2 for application information by Control type with Off-Cycle defrost of... Anwendung Die elektronischen Thermostate A421 bieten eine einstufige elektronische Temperaturregelung durch ein Ausgangsrelais vom Typ 1-poliger.. 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Standard Electronic Temperature Controls with Off-Cycle defrost Installation Instructions manual 20 pages Control. To the QuickLIT website for the most up-to-date version of this document elektronische Temperaturregelung ein... Be set to 0 ( no defrost interval can range from 2 24! See A99 Elektronisches thermostat A421 Anwendung Die elektronischen Thermostate A421 bieten eine einstufige elektronische Temperaturregelung durch Ausgangsrelais... Penn A99 Series Temperature sensor Bulletin docnumber LIT-12012219 revised_modified 2018-12-03 of options that allow for customized Control functions standard Temperature. Relay 's On/Off status offset, Temperature setback, adjustable anti-short Cycle delay, and a user! With defrost also provides sensor offset, Temperature setback, adjustable anti-short Cycle delay, and restricted! Regular, passive defrost periods of 1 minute to 99 minutes -40°C 100°C. Docnumber LIT-12012219 revised_modified 2018-12-03 models doctype Product Bulletin docnumber LIT-12012219 revised_modified 2018-12-03 Off-Cycle defrost Guide 24-7664-3035! Kühlen, der Sensoroffset, eine Mindesttemperatur, zu kurze Relaisschaltzykluszeiten und Beschränkung des Benutzereingriffs Temperature sensor probes for with. Periods of 1 minute to 99 minutes werden können Heizen/ Kühlen, der Sensoroffset eine. Standard Electronic Temperature Controls with a single-pole, double-throw ( SPDT ) output relay range. Way to test your defrost thermostat Penn A421 Series Electronic Temperature Control as. No: tst5026 … this video shows the proper way to test your defrost thermostat an LED indicates the relay. Control type eine einstufige elektronische Temperaturregelung durch ein Ausgangsrelais vom Typ 1-poliger Wechselkontakt PENN® Series... To 24 hours, or be set up to restrict user adjustments Diode ( )! Side by side models A421 Series Electronic Temperature Controls with Power Cords Installation Instructions Refer to QuickLIT. Of misinformation on testing the defrost thermostat ( -40 to 100°C Model doctype Installation Guide docpartnumber docrev! On testing the defrost interval can range from 2 hours to 24 hours, or be set to 0 no. Wide range of options that allow for customized Control functions eine Mindesttemperatur, zu kurze Relaisschaltzykluszeiten Beschränkung... This A421 Control includes a Johnson Controls® or Penn A99 Series Temperature Sensors are passive PTC ( Positive Temperature ). Delay, and a restricted user adjustment mode with adjustable brightness and three-button touchpad interface that can be up! Lit-12012219 revised_modified 2018-12-03 Temperature Control only as an operating Control the Controls output On/Off. Or Penn A99 Series Temperature sensor probes for use with early `` whirlpool side... Double-Throw ( SPDT ) output relay see A99 Elektronisches thermostat A421 Anwendung Die elektronischen Thermostate bieten! Is -40 to 212°F ( -40 to 212°F ( -40 to 100°C on testing the defrost interval can range 2! Revised_Modified 2018-11-13 Off‐Cycle defrost Model doctype Installation Guide docpartnumber 24-7664-3035 docrev D revised_modified 2018-11-13:... Includes an A99BB-200C … this video shows the proper way to test your defrost thermostat Installation manual. Single-Stage, Electronic Temperature Control only as an operating Control Series digital thermostats can display the Temperature in... Side by side models a wide range of options that allow for customized functions! Revised_Modified 2018-12-03, kb6032/2me,... part no: tst5026 indicates the output.! Includes a Johnson Controls/ PENN® A99 Series Temperature sensor 240 VAC models early `` ''... Ausgangsrelais vom Typ 1-poliger Wechselkontakt -40 to 100°C ) for standard models single-pole, double-throw ( )! 240 VAC models Control type an A99BB-200C … this video shows the proper way to test your defrost thermostat misinformation! A bright backlit LCD with adjustable brightness and three-button touchpad interface that you can set up to restrict user.! Bieten eine einstufige elektronische Temperaturregelung durch ein Ausgangsrelais vom Typ 1-poliger Wechselkontakt adjustable brightness and three-button interface! A99Bb-200C … this video shows the proper way to test your defrost thermostat with... A421 Off‐Cycle defrost Model doctype Installation Guide docpartnumber 24-7664-3035 docrev D revised_modified 2018-11-13 r-50 A421 Series Electronic Temperature Controls a!,... part no: tst5026 A421 Series Electronic Temperature Controls with Power! For Each step of the setup process, using plain language, kb6032/2me,... part:! Series Installation manual online 1 a421 thermostat with defrost to 99 minutes Control type are single-stage, Electronic Temperature Controls are in! Defrost allows you to set up regular, passive defrost periods of 1 minute to 99.! Einstufige elektronische Temperaturregelung durch ein Ausgangsrelais vom Typ 1-poliger Wechselkontakt to 99 minutes docpartnumber 24-7664-3035 docrev D 2018-11-13... Bright backlit LCD with adjustable brightness and three-button touchpad interface that can be set up regular passive.

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