DL719

Maximum possible measurement channels and inputs:
- 6 analog measurement channels
- 4 digital counter inputs
- 2 digital alarm/status inputs
- M-Bus (or mini="LowPower") or Modbus interface
Sensors (e.g):
- Level, pressure, temperature, humidity
- pH value, conductivity, chemical parameters
- Precipitation, flow and status
Memory capacity: ≥ 2,040,000 values
Serial-/USB interface for PC
Battery life: up to 10 years with daily measured value transmission (LTE)
Protection rating: IP65

Built-in LTE modem
Transmission of measured values and alarm notifications to:
- Control rooms and internet servers
- Fax machines
- Mobile or landline phones
Antennas:
- Rod antenna (direct or via cable)
- Directional antenna
- Flush-mounted antenna …
Power supply depending on model:
- Battery pack (alkaline)
- External via solar panel and buffer battery
- External via 12 VDC, 24 VDC, 110 VAC, 230 VAC and buffer battery
Connection sockets: RD24 for measuring cables and power supply

	Voltage:		0–1 V and/or “LowPower”
	Current:		0–±20 mA, 4–20 mA
	Event:		e.g. reed contact, up to 1 event per second
	Digital:		Low < 10 kΩ, High > 200 kΩ
	Frequency:		0.01 Hz to 10 Hz (optional up to 2 kHz)

Storage capacity: 4 GB to 32 GB (approx. 2,040,000 to 16,768,000 values)
External power supply:
- Via solar panel with rechargeable battery
- Or via power supply with internal buffer battery
Typical power reserve: approx. 2 months (rechargeable battery) or 12 months (buffer battery)
Battery power supply:
- With adjustable alarm
- Replaceable in the field
- Display of battery voltage and remaining capacity during operation
Dimensions: 235 mm × 165 mm × 110 mm (L × W × H)
Weight: approx. 3,800 g (battery version)

Operating time without battery replacement under standard conditions:

*The operating time is reduced when using the optional M-Bus or Modbus – depending on the measuring interval

You are welcome to download the data sheet