Lennox CLIMATIC series User Manual

• 27 •CLIMATIC RT_UNITARY-IOM-1508-E
COMPONENTS
FREE INPUT/OUTPUT
Function
The CLIMATIC has free input / output on the main board BM and the expansion board BE to offer different possibilities to customize
input / output for remote control of the unit.
Description
The free customized input / output number is:
• 2 free input contacts (normally opened) on BM,
• 1 or 2 free output contact (normally opened) on BM,
• 4 free input contacts (normally opened) on BE,
• 4 free contacts (normally opened) output on BE,
• 4 free analog inputs on BE.
WARNING - Depending on the options ordered, all I / O confi gurable are not available. In the following Price List option code is
indicated between brackets.
Ex (DCBO) Price list code of expansion card option
The expansion board BE is an additional board fi xed on DIN rail. The description of the various connectors is:
1. power supply of the board,
2. analog output 0/10V: not used,
3. network bus to the CLIMATIC BM,
4. 4 digital inputs: dry contacts only,
5. LED status of the network bus,
6. serial address dip-switch of the network bus,
7. 4 analog inputs confi gurable by pair B1-B2 and B3-B4,
8. 4 digital outputs: dry contacts only.
Power supply
The expansion board BE is powered in 24Vac, +/-15%, 50-60Hz, Pmax=6W.

Lennox CLIMATIC series Specifications

General

Connectivity	Wi-Fi
Compatibility	Lennox HVAC systems
User Interface	Touchscreen
Remote Access	Yes, via app
Energy Management	Energy-saving modes
Display	Color
Programmability	7-day programmable