Description:
The Engelmann SensoStar E is a MID-approved compact heat meter with a proven single-jet impeller flow sensor, built for accurate thermal energy billing in apartments, offices and district heating substations. The calculator shows 15 monthly and half-monthly values on a large display, detects backflow, and can be supplied with an M-Bus module or integrated wireless M-Bus radio for automatic meter reading. Sold per meter; each unit includes the return-flow temperature sensor, a 1.5 m forward-flow sensor and seals.
 
Key Features:
MID-approved compact heat meter (EN 1434) with single-jet flow sensor
Dynamic temperature measuring cycle 2/60 s for fast response
Large easy-to-read display with 15 monthly and half-monthly values
Backflow detection and optical interface for readout
Communication options: module slot, M-Bus or integrated wireless M-Bus radio (OMS)
Return-flow temperature sensor integrated; forward-flow sensor with 1.5 m silicone cable
Available with fixed or detachable calculator (50 cm cable and wall-mounting set included)
Installation in the return flow; seals included
 
Technical Specifications:
Nominal flow (qp): 0.6 / 1.5 / 2.5 m³/h
Nominal diameter: DN15 (G¾B, 110 mm) or DN20 (G1B, 130 mm)
Temperature sensors: Ø5.0 mm, Pt-type, 1.5 m forward sensor cable
Interfaces: optical; M-Bus (EN 13757) or wireless M-Bus 868 MHz depending on model
Options at extra cost: LoRaWAN or Modbus module, pulse inputs/outputs, cooling or heat/cooling programming, glycol programming
Approval: MID (Measuring Instruments Directive)
Packaging: single-packed, 12 meters per box
 
Ordering Options (Size / Communication / Calculator):
ACAA000001 – qp 0.6 - DN15 - 110mm - G¾B / Module slot (no comms) / Fixed calculator – R2 592 incl. VAT
ACAB000004 – qp 1.5 - DN15 - 110mm - G¾B / Module slot (no comms) / Fixed calculator – R2 592 incl. VAT
ACAB009729 – qp 1.5 - DN20 - 130mm - G1B / Module slot (no comms) / Fixed calculator – R2 703 incl. VAT
ACAC000008 – qp 2.5 - DN20 - 130mm - G1B / Module slot (no comms) / Fixed calculator – R2 703 incl. VAT
ACAA000020 – qp 0.6 - DN15 - 110mm - G¾B / M-Bus / Fixed calculator – R3 013 incl. VAT
ACAB000010 – qp 1.5 - DN15 - 110mm - G¾B / M-Bus / Fixed calculator – R3 013 incl. VAT
ACAB009741 – qp 1.5 - DN20 - 130mm - G1B / M-Bus / Fixed calculator – R3 125 incl. VAT
ACAC000011 – qp 2.5 - DN20 - 130mm - G1B / M-Bus / Fixed calculator – R3 125 incl. VAT
ACAA000326 – qp 0.6 - DN15 - 110mm - G¾B / Wireless M-Bus radio / Fixed calculator – R3 166 incl. VAT
ACAB000327 – qp 1.5 - DN15 - 110mm - G¾B / Wireless M-Bus radio / Fixed calculator – R3 166 incl. VAT
ACAB021044 – qp 1.5 - DN20 - 130mm - G1B / Wireless M-Bus radio / Fixed calculator – R3 277 incl. VAT
ACAC021045 – qp 2.5 - DN20 - 130mm - G1B / Wireless M-Bus radio / Fixed calculator – R3 277 incl. VAT
ACAA000015 – qp 0.6 - DN15 - 110mm - G¾B / Module slot (no comms) / Detachable calculator – R2 800 incl. VAT
ACAB000016 – qp 1.5 - DN15 - 110mm - G¾B / Module slot (no comms) / Detachable calculator – R2 800 incl. VAT
ACAB009745 – qp 1.5 - DN20 - 130mm - G1B / Module slot (no comms) / Detachable calculator – R2 911 incl. VAT
ACAC000017 – qp 2.5 - DN20 - 130mm - G1B / Module slot (no comms) / Detachable calculator – R2 911 incl. VAT
ACAA000009 – qp 0.6 - DN15 - 110mm - G¾B / M-Bus / Detachable calculator – R3 221 incl. VAT
ACAB000021 – qp 1.5 - DN15 - 110mm - G¾B / M-Bus / Detachable calculator – R3 221 incl. VAT
ACAB009752 – qp 1.5 - DN20 - 130mm - G1B / M-Bus / Detachable calculator – R3 332 incl. VAT
ACAC000022 – qp 2.5 - DN20 - 130mm - G1B / M-Bus / Detachable calculator – R3 332 incl. VAT
ACAA000026 – qp 0.6 - DN15 - 110mm - G¾B / Wireless M-Bus radio / Detachable calculator – R3 373 incl. VAT
ACAB000027 – qp 1.5 - DN15 - 110mm - G¾B / Wireless M-Bus radio / Detachable calculator – R3 373 incl. VAT
ACAB009756 – qp 1.5 - DN20 - 130mm - G1B / Wireless M-Bus radio / Detachable calculator – R3 484 incl. VAT
ACAC000028 – qp 2.5 - DN20 - 130mm - G1B / Wireless M-Bus radio / Detachable calculator – R3 484 incl. VAT
 
Lead Time:
8 - 10 Days (imported to order from Germany).
Online monitoring add-on: choose "Add 12 months online monitoring" to include a year of the UtilityPal App for this meter - automated readings, consumption and cost reporting, and your own online login. R1056 VAT included, the same as the UtilityPal App 12-months-prepaid rate.