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====== 218CHL - Domestic Chiller Interface ======

{{http://support.e-plex.co/Product Photos/814SER.jpg?200|218CHL}}

The 218CHL provides control and monitoring of Dometic chillers using their RS232 interface.

===== E-Logic Software Object =====

{{:hardwarepub:modules:218chl object.png?direct|E-Logic object}}

==== Functionality ====

^ Input ^ Type ^ Description ^
| Power | Digital | Bringing this pin high will toggle the power of the chiller. |
| Mode | Digital | Bringing this pin high will toggle the operating mode of the chiller (heat/cool). |
^ Output ^ Type ^ Description ^
| Unit ID | 8-bit analogue | |
| Mode of Oper | Analogue (8-bit) | |
| Stages Avail | Analogue (8-bit) | |
| Bypassed Stages | Analogue (8-bit) | |
| Stages On/Off | Analogue (8-bit) | |
| |||
| Return Temp Stage 1 | Analogue (8-bit) | |
| Supply Temp Stage 1 | Analogue (8-bit) | |
| Stage 1 Supply Temp | Analogue (8-bit) | |
| Stage 2 Supply Temp | Analogue (8-bit) | |
| Stage 3 Supply Temp | Analogue (8-bit) | |
| Stage 4 Supply Temp | Analogue (8-bit) | |
| Stage 5 Supply Temp | Analogue (8-bit) | |
| Stage 6 Supply Temp | Analogue (8-bit) | |
| |||
| Stages Not Responding | Analogue (8-bit) | |
| Stages Locked Out | Analogue (8-bit) | |
| Stage 1 Fault | Analogue (8-bit) | |
| Stage 2 Fault | Analogue (8-bit) | |
| Stage 3 Fault | Analogue (8-bit) | |
| Stage 4 Fault | Analogue (8-bit) | |
| Stage 5 Fault | Analogue (8-bit) | |
| Stage 6 Fault | Analogue (8-bit) | |

===== Links =====

  * [[http://support.e-plex.co/Datasheets/218CHL.pdf|Datasheet]]
  * [[:HardwareDist:Modules:218CHL|Distributor resources]] (requires distributor login[[:Distributor login|{{:help.png|}}]])

===== Frequently Asked Questions =====

==== What type of serial cable do I need to connect the 218CHL to the Dometic chiller? ====

A standard modem cable (male connector on one end, female on the other, no crossed wires) should be used.