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The following three sensor heads form the dnt-ES series and can each be connected directly to the dnt-ES sensor interface (e.g. dnt-LW-ESI):
1. sensor head dnt-ES-LED (energy sensor LED)
- Optical current meter sensor for detecting flashing pulses (visible light and infrared) on electronic meters.
- Dimensions: 16 × 16 mm; Weight: 33 g; Cable length: 1.50 m; Operating temperature: 5 - 35 °C; Indoor use.
- Supply voltage via evaluation unit; counter constant adjustable via evaluation unit.
- Easy installation with pre-mounted adhesive ring, can be removed without leaving any residue.
- Compatible with dnt-LW-ESI, ELV-LW-ESI, HmIP-ESI, HM-ES-TX-WM.
2. sensor head dnt-ES-IEC (energy sensor for smart meters)
- Optical read head for the serial info interface in accordance with IEC 62056-21 on modern electricity meters.
- Dimensions: 32 × 40 × 20 mm; Weight: 52 g; Protection class IP20; Cable length: 1.50 m; Operating temperature: 5 - 35 °C.
- Transmission rates 300 - 19 200 Bd; supports protocol modes A, B, C, D, SML; bidirectional counter possible; Idis CII not supported.
- Attachment via integrated magnet, can be removed without leaving any residue; activation of the info interface via PIN required by the network operator.
- Compatible with dnt-LW-ESI, ELV-LW-ESI, HmIP-ESI, HM-ES-TX-WM.
3. sensor head dnt-ES-GAS-2 (energy sensor gas 2)
- Contactless pulse sensor for gas meters (roller counter) from the manufacturers Itron (Pipersberg, Actaris), Metrix, Elster (Kromschröder, Honeywell).
- Dimensions: 24 × 22 × 14 mm; Weight: 38 g; Protection class IP20; Cable length: 1.50 m; Operating temperature: 5 - 35 °C.
- Mounted using the supplied adapter and magnet - no intervention in the seal required.
- Can also be used as an interface for potential-free reed contacts or similar.
- Compatible with dnt-LW-ESI, ELV-LW-ESI, HmIP-ESI, HM-ES-TX-WM; including adapter for Itron, Metrix, Elster and fixing material.
| Equipment | |
|---|---|
| antenna | internal |
| sensor | Impuls oder optisch |
| Communication | |
| frequency | EU868 |
| General | |
| variants | LED or IEC or GAS-2 |
| Certifications | |
| enclosure protection class | IP20 |