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====== HEMS controller ======

**Advanced HEMS controller**

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{{  hiq_energy:hiq_hems:hardware:hems_controller.png  }}

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| Model number: ^   HC-IQ             |
| Mounting:     | DIN rail, 6M, 106mm |
| Dimensions:   | 106x108x58mm        |


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===== Safety standards =====

EN 50081-1, EN 61000-6-2, EN 61131-1, EN 61131-2, EN 61000-3-2, EN 61000-3-3


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

| Relay outputs:         |                        3A/250V |
| Communication:         |    Ethernet, 2x RS232, IEX bus |
| Nominal power rating:  |                   24V(19-28VDC)|
| Power consumption     |  typ. 4W (CPU, no external load)|
|:::|           typ. 5W (CPU + 8 relays, no external load)|
| Power output (24V at IEX-2):|                        2A |
| Weight gross:          |                           400g |
| Ingress protection:    |                           IP20 |
| Operating temperature: |                        0..45°C |
| Storage temperature:   |                      -20..75°C |
| Relative humidity:     |                     0..95% n/c |

===== Terminals =====

| Power supply 24 V DC          ^ 24V ^   1   | Power supply input              |   | Power supply output            ^  19   ^ 24V  |                       |
| :::                           ^  0V ^   2   | :::                             |:::| :::                            ^  20   ^  0V  |                       |
|                               ^     ^   3   |                                 |:::| Digital inputs 0-7 common      ^  21   ^  C3  |                       |
| Load power supply             ^  C0 ^   4   | Relay outputs 0-4 common        |:::| Digital input 0                ^  22   ^ IX0  |                       |
| Load 0                        ^ QX0 ^   5   | Relay output 0                  |:::| Digital input 1                ^  23   ^ IX1  |                       |
| Load 1                        ^ QX1 ^   6   | Relay output 1                  |:::| Digital input 2                ^  24   ^ IX2  |                       |
| Load 2                        ^ QX2 ^   7   | Relay output 2                  |:::| Digital input 3                ^  25   ^ IX3  |                       |
| Load 3                        ^ QX3 ^   8   | Relay output 3                  |:::| Digital input 4                ^  26   ^ IX4  |                       |
| Load 4                        ^ QX4 ^   9   | Relay output 4                  |:::| Digital input 5                ^  27   ^ IX5  |                       |
|                                                                            ||||:::|                                               |                     |||
| Contactors power supply       ^  C1 ^  10   | Relay outputs 5-7 common        |:::| Digital input 6                ^  28   ^ IX6  |                       |
| AC contactor                  ^ QX5 ^  11   | Relay output 5                  |:::| Digital input 7                ^  29   ^ IX7  |                       |
| Boiler contactor              ^ QX6 ^  12   | Relay output 6                  |:::| Digital inputs 8-9 common      ^  30   ^  C4  |                       |
| Chiller contactor             ^ QX7 ^  13   | Relay output 7                  |:::| Digital input 8 / HSC A        ^  31   ^ IX8A |                       |
|                               ^     ^  14   |                                 |:::| Digital input 8 / HSC B        ^  32   ^ IX9B |                       |
|                               ^ QW0 ^  15   | Analog output 0                 |:::| HSC Z                          ^  33   ^  Z   |                       |
|                               ^ IW0 ^  16   | Analog input 0                  |:::| Analog inputs & outputs common ^  34   ^  C2  |                       |
|                               ^ IW1 ^  17   | Analog input 1                  |:::| Analog input 2                 ^  35   ^ IW2  |                       |
|                               ^  C2 ^  18   | Analog inputs & outputs common  |:::| Analog input 3                 ^  36   ^ IW3  |                       |


{{  hiq_hardware:hc-iq-in.png?direct 1000 }}

{{  hiq_hardware:hc-iq-out.png?direct 1000 }}