R-53 MR Series Defrost Control Modules . A421 Off‐Cycle Defrost Models doctype Product Bulletin docnumber LIT-12012219 revised_modified 2018-12-03. Includes integral timer for off-cycle defrost control. fits part numbers & models: kb6032/2wh, kb6032/2me, ... part no: tst5026. Parts included Each A421 Control ®includes a Johnson Controls® or PENN A99 Series temperature sensor. . %%EOF 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). An LED indicates the output relay's On/Off status. Elektronisches Thermostat A421 Anwendung Die elektronischen Thermostate A421 bieten eine einstufige elektronische Temperaturregelung durch ein Ausgangsrelais vom Typ 1-poliger Wechselkontakt. suitible for use with early "whirlpool" side by side models. . universal defrost thermostat with thermal fuse. . pack: 1. product sold out. endstream endobj startxref %PDF-1.6 %���� Parts Included Each A421 Control includes a Johnson Controls/ PENN® A99 Series temperature sensor. part no: dfcl*wh. R-56 MR4PMUHV Electronic Temperature/Defrost Control with A421 Off‐Cycle Defrost Model doctype Installation Guide docpartnumber 24-7664-3035 docrev D revised_modified 2018-11-13. The A421 Series Electronic Temperature Controls are single-stage, electronic temperature controls with a single-pole, double-throw (SPDT) output relay. A Light-Emitting Diode (LED) indicates the controls output relay On/Off status. 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). 132 0 obj <>stream h޴�M�@�������Y�D(:v��x�. They feature a lockable front-panel touchpad for setup and adjustment, and a Liquid Crystal Display (LCD) for viewing the temperature and status of other functions. . Temperature Controls with Off-Cycle Defrost. 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. An LED indicates the output relay's on and off status. The A421 with Defrost Control is typically used to provide both temperature control and adjustable, timed, passive defrost cycles on medium temperature cooling applications such as reach-in boxes, display cases, and walk-in coolers. %PDF-1.5 %���� h޴VmK�0�+�.�d�������"�qp�}�Z�����w���t�nu���&�N�-ϓ�褴2ƫ�� This A421 Control with Defrost also provides sensor offset, temperature setback, adjustable anti-short cycle delay, and a restricted user adjustment mode. suitable for surface or DIN rail mounting (Figure 1) or in Type 4X (NEMA), IP66 (CE) watertight, corrosion. 965 0 obj <> endobj The defrost interval can range from 2 hours to 24 hours, or be set to 0 for no defrost interval. (NEMA), IP20 (CE), high-impact plastic enclosures. Includes an A99BB-200C … fits various makes and models. . The A421 series controls are single-stage, electronic temperature controls with a Single-Pole, Double-Throw (SPDT) output relay. See Table 2 for application information by control type. Qo����Ut�$!%E�Q��^ml�eS�N'm�7�:m������?�Ǘ���ꢾ�-v&�Ӌzr����zִ_�˙�BV���|Vߵ�TlV��L���Y�pW�x��t�}R�be��E� ?�����Z��?ּ�X���2���x�^���Вr� ���+F..��Ǣ��XVcO8a�L���h� H.������i�V���x�hPN�Pm3%L�i�s�v ;�? . Geregelt werden können Heizen/ Kühlen, der Sensoroffset, eine Mindesttemperatur, zu kurze Relaisschaltzykluszeiten und Beschränkung des Benutzereingriffs. A421 Electronic Temperature Control with Off-Cycle Defrost Manage cooling, defrost, alarms, communications and costs with the A421 refrigeration controller. Brother; Canon; Casio; Cisco; Craftsman; D-Link; Dell; Electrolux; Epson; Frigidaire; Fujitsu; GE; Haier; Hitachi; Honda; Related Manuals for Penn A421 Series . Electronic temperature controls with off-cycle defrost. . resistant surface mount enclosures (Figure 2). The A421 with Defrost Control is typically used to provide temperature control and adjustable, timed, passive defrost cycles on medium temperature cooling applications such as reach-in boxes, display cases, and walk-in coolers. Replacement/alternate temperature sensor probes for use with the A421 series digital thermostats. The A421 Control with Defrost allows you to set up regular, passive defrost periods of 1 minute to 99 minutes. An LED indicates the output relay's on and off status. The A421 Series Electronic Temperature Controls are single-stage, electronic temperature controls with a single-pole, double-throw (SPDT) output relay. p>a���&�N�$>m"w@}�N8Qסm�E�hh�H���;��v_�/,LJ�S� ��� This video shows the proper way to test your defrost thermostat. The A99B Series Temperature Sensors are passive PTC (Positive Temperature Coefficient) sensors. . whirlpool double door fridge thermostat. . The A421 Controls are available in 120 VAC and 240 VAC models. The control can display the temperature units in °F or °C. A421 Series Electronic Temperature Controls with Integral Power Cord . . Rated for 120/240 VAC. R-50 A421 Series Electronic Temperature Controls with Integral Cycle Timer . View and Download Penn A421 Series installation manual online. The A421 Control with Defrost allows you to set up regular, passive defrost periods of 1 minute to 99 minutes. 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 There is a lot of misinformation on testing the defrost thermostat. You can also start or stop a defrost off-cycle in two ways: using the three-button touchpad on the Advanced Menu or connect a momentary switch to the Binary Input (BIN). See A99 The defrost interval can range from 2 to 24 hours, or be set to 0 (no defrost interval). Important: Use this A421 Series Electronic Temperature Control only as an operating control. The A421 controls are available either in Type 1. R-47 A421 Series Electronic Temperature Controls with Off-Cycle Defrost . endstream endobj 133 0 obj <>stream See A99 part no: cad2015. The defrost interval can range from … The A421 Series Electronic Temperature Controls are single-stage controls with a single-pole, double-throw (SPDT) output relay. 0 h�b```"{��� �a�s\`RRRrQP`���٧��-w�� �6p:w. The control range is -40 to 212°F (-40 to 100°C) for standard models. Controller Penn A421ABD Series Installation Instructions Manual 20 pages. The A421 with Defrost Control is typically used to provide both temperature control and adjustable, timed, passive defrost cycles on m edium temperature cooling applications such as reach-in boxes, display cases, and walk-in coolers. @�AR{h�b.P���{��V7� A421 Series Electronic Temperature Controls with Off-Cycle Defrost Installation Instructions. endstream endobj 135 0 obj <>stream hެ�_K�0ſ��Mr���1�=� ÷҇��M���u��h��=��N�K$8��@���� e�m�6����-L����*)g�6�f��N���}����޽�,̔Q��G{8�?�>�s0��ѹ�ޝ����-�b����� �W��^�8�䬌(���(T5����w���Sr�D�K���D%9t�Ѯs�z9��2� �*���{�����FԼ����kbw�x.�����Ud�h�����ԕ0ِ�q[K�����K}��T�;g^�_ t���C� }�|� A421 Series control unit pdf manual download. 1054 0 obj <>stream whirlpool defrost fridge clixon. h�bbd```b``�"��H�� �UD2k��j0�L>��@$�F0{=�d���H�V�x(�d0��H2����``bd`���8H����/@�?���� ��: It offers a wide range of options that allow for customized control functions. The A421 Control with Defrost allows you to set up regular, passive defrost periods of 1 to 99 minutes. . �f�)��XbXe�|��̐{d‚ 6#�KYʡ[�,��A�z�c�\h� ��|3J��?������ʽcE�������;�v���O��69� An LED indicates the On/Off status of the output relay. � ��^�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+� pack: 1. product sold out. A scrolling display provides walk-through instructions for each step of the setup process, using plain language. Models with a control range of … 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 We have 2 Penn A421 Series manuals available for free PDF download: Installation Manual, Installation Instructions Manual Penn A421 Series Installation Manual (29 pages) Temperature Controls with Off-Cycle Defrost 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. endstream endobj 134 0 obj <>stream A421 Controls feature a backlit LCD with adjustable brightness and three-button touchpad interface that you can set up to restrict user adjustments. 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. 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