====== BM-MC ======

**BTMS Master controller**


<WRAP column 450px>

{{wiki:01_btms:media:00_hw:mc.jpg?nolink|}}

</WRAP>

<WRAP column 300px>

| Order code:  ^ BM-MC                 ^
| Mounting:    | DIN rail, 6M, 106 mm  |
| Dimensions:  | 106×108×58 mm         |

</WRAP>
<WRAP clear></WRAP>

===== Highlights & Features =====

  * Communication with temperature and humidity sensors
  * Additional digital inputs for connecting various sensors (leakage, gas,...)
  * Additional digital outputs for disconnecting strings with an error or for alarming
  * Supports up to:
    * 32 strings (BM-SS)
    * 4 Digital IO modules (BM-LC) with 8 DI and 8 DO each

===== Technical specification =====

|<600px 200px 100px>|
^ Power supply          | Nominal                                | 24 VDC               |
| :::                   | Range                                  | 18 .. 28 VDC         |
^ Power consumption     | Typical                                | 150 mA               |
| :::                   | Max                                    | 280 mA               |
^ Digital outputs       | relay 8A/250VAC or 8A/30VDC resistive                        ||
^ Operating conditions  | 0..50°C, 0..85% rh non-condensing                            ||
^ Dimensions            | width                                  | 185 (110+2×37,5) mm  |
| :::                   | height                                 | 103 mm               |
| :::                   | depth                                  | 51 mm                |


**LED indicators**

|<600px 200px 100px>|
^ PWR       |  {{:specifications:btms:hw:led_g1.png?nolink}}  | power supply OK  |
^ RUN       |  {{:specifications:btms:hw:led_r1.png?nolink}}  | run              |
| :::       |  {{:specifications:btms:hw:led_r0.png?nolink}}  | stop             |
| :::       |  {{:specifications:btms:hw:led_r2.png?nolink}}  | pause            |
| :::       |  {{:specifications:btms:hw:led_r3.png?nolink}}  | program error    |
| :::       |  {{:specifications:btms:hw:led_r4.png?nolink}}  | no kernel        |
| :::       |  {{:specifications:btms:hw:led_r5.png?nolink}}  | hardware error   |
^ IEX2      | IEX-2 modules communication status                                ||
^ COM1      | BM-TP communication status                                        ||
^ COM2      | BM-SS communication status                                        ||
^ Ethernet  | LAN communication status                                          ||

===== Wiring =====

{{wiki:01_btms:00_hw:bm-mc_wiring.png?nolink|}}