> ## Documentation Index
> Fetch the complete documentation index at: https://docs.totemdigital.ro/llms.txt
> Use this file to discover all available pages before exploring further.

# CN101 Timer: Description and Full Technical Specifications

> Description and technical specifications of the CN101 weekly digital timer: voltage, load, 16 on/off programs, display, keys, model code and dimensions.

The CN101 is a DIN rail weekly programmable digital time switch. It switches electrical equipment on and off automatically using up to 16 ON and 16 OFF programs.

## Features

* DIN rail installation
* Advanced pre-setting up to one week ahead
* Repeating daily programs with 16 on/off settings and manual override
* Lithium battery power reserve
* Automatic time error correction of ±60 sec, weekly

## Technical data

| Parameter | Value |
| - | - |
| Voltage rating | AC 220V 50/60Hz |
| Voltage limit | AC 180V \~ 250V |
| Hysteresis | ≤ 1 sec/day (25℃) |
| ON/OFF operations | 16 ON and 16 OFF |
| Power consumption | 2VA (max) |
| Display | LCD |
| Service life | Mechanical 10⁷, electrical 10⁵ |
| Minimum interval | 1 minute |
| Timing range | 1 min \~ 168 h |
| Resistive load | 16A / 250V AC |
| Lagging (inductive) load | 10A / 250V AC |
| Lamp load | 2000W |
| Switching contact | 1 changeover switch |
| Power reserve | 3 years (lithium battery) |
| Ambient temperature | -10℃ \~ +40℃ |
| Ambient humidity | 35 \~ 85% RH |
| Weight | approx. 60 g |

<Info>
  Other voltages are available on order: 12V, 24V, 36V, 48V, 110V.
</Info>

## Model code

Example: **CN 101 A □**

| Segment | Meaning |
| - | - |
| CN | Code |
| 101 | Design |
| A | Wiring type (A, B or C) |
| □ | Order voltage |

## Keys

| No. | Key | Function |
| - | - | - |
| 1 | P | Program (TIMER) |
| 2 | D+ | Day of the week (DAY) |
| 3 | H+ | Hour (HOUR) |
| 4 | M+ | Minute (MIN) |
| 5 | ◷ (clock) | Clock (CLOCK) |
| 6 | C | Reset (RESET) |
| 7 | MANUAL | Manual control |
| 8 | C/R | Cancel / Recovery |

## Display

* **MO TU WE TH FR SA SU**: days of the week, set with **D+**
* **Time (e.g. 15:30)**: hours and minutes, set with **H+** and **M+**
* **1 ON / 1 OFF**: program number and whether it is the on or off setting (set with **P**)
* **ON / AUTO / OFF**: operating mode, selected with **MANUAL**

<CardGroup cols={2}>
  <Card title="Programming" icon="clock" href="/en/timere-electronice/cn101/programare">
    Start-up, clock setting and the 16 on/off programs.
  </Card>

  <Card title="Installation and wiring" icon="plug" href="/en/timere-electronice/cn101/instalare-conectare">
    Dimensions and type A, B and C connection diagrams.
  </Card>
</CardGroup>


## Related topics

- [ZYT16G-2a/3a timer: description and technical specifications](/en/timere-electronice/zyt16g/prezentare.md)
- [Installing the CN101 Timer: Dimensions and Wiring Diagrams](/en/timere-electronice/cn101/instalare-conectare.md)
- [Programming the CN101 Timer: Clock and Weekly Programs](/en/timere-electronice/cn101/programare.md)
- [Electronic timer user manuals by Totem Digital Romania](/en/timere-electronice/prezentare.md)
- [Totem Digital smart waste bins: models and specifications](/en/cosuri-smart/prezentare.md)


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