? 冷卻認證(符合德國PTB K7.2國家標準)
? 適用于2線和4線溫度傳感器連接
? 隨附經過認可的熱/冷PT500傳感器套件(包括傳感器袋)
? 符合EN 1434的光學M-Bus數(shù)據(jù)讀取
? 能量和體積流量的瞬時值
? 靈活的輸入/輸出選項模塊
? 電池壽命長(長達16年)
? 2個電流輸出選件(4 ... 20mA,無源)
Meassuring range | Qp ≤ 360000 m3/h (600000 GPM) P ≤ kW |
Accuracy | EN1434 Class 3, typical ±(0.5 + 3K/ΔΘ) [%] |
Input / output | Input: 1 Pulse of flowmeter (always included) 2 Temperature input as PT100/500, 2 or 4-wire (always included) 2 Pulse input (optional)Output: 2 Pulse or status (optional) 1 M-Bus (optional) 1 RS 232 M-Bus protocol (optional) 1 RS485 M-Bus protocol (optional) 2 current (4-20mA , passive) (optional) |
Display | 8-digit LCD display with associated pictograms/symbols |
Enclosure | IP54 (in accordance with IEC 529) |
Power Supply | Battery (3.6V Lithium D-cell type) 230 V a.c. 24 V a.c. |
Temperature input | From -20 to 190 °C (-4 to 374 °F) |
Ambient temperature | From 0 to 55 °C (32 to 131 °F) |
Approvals | MID (EN1434, heating) and PTB K7.2 (cooling) |