Product Features:
■ Calculator can be hung at the body or installed separately, the distance of separated installation can reach more than 10 meters,
■ Internal high capacity 3.6V lithium battery, external optional AC220V or DC24V power supply mode,
■ Special meter lever design to improve measuring accuracy & stability and reduce the requirement for straight piping during installation,
■ Protection Level is IP68,
■ Can be mounted on supply or on return pipeline and can be mounted in either horizontal or vertical direction to satisfy users’ demands,
■ Compatible with CJ/T 188, MODBUS RTU, GB/T 26831, BACnet, OMS communication protocol,
■ Support optical IrDA, RS485, M-Bus,wireless (NB-IoT, LoRa), Dual M-Bus/RS485 communication, GPRS/pulse output interfaces, convenient for user to manage data in different manners,
■ 4-20 mA output mode optional,
■ Compatible to the German Heating Association Measurement NOWA protocol.
Technical Parameter：
Nominal Diameter(mm) | 50 | 65 | 80 | 100 |
Dimensions (mm) | L | 200 | 200 | 225 | 250 |
D | 165 | 185 | 200 | 220 |
H | 245 | 255 | 280 | 295 |
K | 125 | 145 | 160 | 180 |
n×D1 | 4×Φ18 | 4×Φ18 | 8×Φ18 | 8×Φ18 |
Weight (kg) | 8 | 9 | 11 | 13.5 |
Pressure Loss（kPa/qp）
| 4 | 6 | 9 | 11 |
Max Flow Rate qs（m3/h） | 30 | 50 | 80 | 120 |
Nominal Flow Rate qp（m3/h） | 15
| 25 | 40 | 60 |
Nominal Flow Rate : Minimum Flow Rate qp/qi | 100 (50 or 250 optional) |
Channel | Double Channel |
Flow Rate Maximum Reading(m3) | 9999999.9 |
Heat Maximum Reading(kW·h) | 99999999 |
Accuracy Class | Class 2 |
Maximum Working Pressure | 1.6MPa (2.5MPa optional) |
Heat Consumption Calculation | Start from 0.25K, can be customized |
Protection Level | IP68 |
Temperature Range | (4~95)℃ ((0~150)℃ optional) |
Range of Temperature Difference | （3~60）K ((2~120)K optional) |
Ambient temperature | Class A (5~55) ℃ or class B (-25~55) ℃ or class C or class D optional |
Power Supply | 3.6V lithium battery (220V AC or 24V DC optional) |
Battery Lifetime | ≥10 years |
Installation Method | Horizontal or Vertical Direction |
Hot (Cold) Carrier | Water |
Temperature Sensor | Pt1000 Platinum Resistance (Pt500 optional) |
Copy product links
Long by picture save/share
Tel：0631-5684698 
Address：No.576, South of Torch Road, Huancui District, Weihai, Shandong Province,China