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EW500 Series Energy Calculators

EW500 Series Energy Calculators

EW500 Series Electronic energy calculators were designed for use with ultrasonic or mechanical flow sensors and 2-wire Pt500 temperature sensors. T...

Product Description

EW500 Series Electronic energy calculators were designed for use with ultrasonic or mechanical flow sensors and 2-wire Pt500 temperature sensors. The combination of EW500, flow and temperature sensors provides fluid energy metering of heating and chilled water systems.
Metering of hydronic heating and / or cooling energy in hydronic systems based on volume, supply and return temperature. Suitable for energy metering of cooling, heating and combined cooling and heating systems.

Technical Properties

Approvals MID
Medium type water
Display functions LCD, 8-digit
Power source Battery with 11 year nominal lifetime
Features
  • Two slots for retrofittable communication modules
  • Replaceable battery
  • Extensive readable data memory

Products

Product Type Product description
Pulse value
Interface
Interface type
EW500 Series with no modules installed

EW5001CD0001
Energy unit: MWh with 1 decimal place 1 litre Retrofittable (two slots)

EW5001CD0003
Energy unit: MWh with 1 decimal place 2.5 litres Retrofittable (two slots)

EW5001CD0010
Energy unit: kWh with 0 decimal places 10 litres Retrofittable (two slots)

EW5001CD0050
Energy unit: MWh with 1 decimal place 50 litres Retrofittable (two slots)

EW5001CD0100
Energy unit: MWh with 1 decimal place 100 litres Retrofittable (two slots)

EW5001CD0250
Energy unit: MWh with 1 decimal place 250 litres Retrofittable (two slots)

EW5001CD1000
Energy unit: MWh with 1 decimal place 1,000 litres Retrofittable (two slots)
EW500 Series with installed M-Bus module and one free slot

EW5001CM0010
Energy unit: kWh with 0 decimal places 10 litres M-Bus Retrofittable (factory installed)

EW5001CM0100
Energy unit: MWh with 1 decimal place 100 litres M-Bus Retrofittable (factory installed)
EW500 Series with installed Modbus module and one free slot

EW5001CT0010
Energy unit: kWh with 0 decimal places 10 litres Modbus Retrofittable (factory installed)

EW5001CT0100
Energy unit: MWh with 1 decimal place 100 litres Modbus Retrofittable (factory installed)
Configurable EW500 with no modules installed

EW5001CDZ
Programmable pulse value, installation place and energy unit Retrofittable (two slots)

Accessories and replacement parts

Pair of Pt500 temperature sensors, 5.2mm (MID approved)

Image Description Product Type Downloads
Pair of Pt500 temperature sensors, cable length 2m EWA3002680  
Pair of Pt500 temperature sensors, cable length 3m EWA3002681  
Pair of Pt500 temperature sensors, cable length 5m EWA3002682  
Pair of Pt500 temperature sensors, cable length 10m EWA3002679  

Temperature sensor installation kit (bulk pack of 20pcs)

Image Description Product Type Downloads
Temperature sensor installation kit, brass, max. 130C EWA3001303  
Temperature sensor installation kit, plastic, max. 90C EWA3001305  

Tailpiece for connection of supply temperature sensor

Image Description Product Type Downloads
Tailpiece R1/2 external thread, M10 x 1 sensor thread EWA087HY003  

Brass immersion pockets (MID approved)

Image Description Product Type Downloads
Brass immersion pocket 35mm, for DN25...32 EWA3002684  
Brass immersion pocket 120mm, for DN150 EWA3004407  

Ballvalves with connection for supply temperature sensor

Image Description Product Type Downloads
Ball valve DN15, G1/2" internal thread EWA087HY004  
Ball valve DN20, G3/4" internal thread EWA087HY005  
Ball valve DN25, G1" internal thread EWA087HY006  

Modules

Image Description Product Type Downloads
Lonworks communication module EWA500C-LON  
Wired M-Bus communication module EWA500C-MBUS  
Modbus communication module EWA500C-RS485  
RS232 communication module EWA500C-RS232  
Pulse out communication module EWA500C-PO  
Pulse in/out communication module EWA500C-PIPO  

Power supply

Image Description Product Type Downloads
230V mains power supply EWA500P-230V  

Meter configuration

Image Description Product Type Downloads
Optical interface with USB connection EWA3001798  
EW500 configuration software, download free of charge from http://metering.ecc.emea.honeywell.com/ EW500SET  
EW500SET expert dongle for advanced configuration of EW500 Series EWP500-XPRT