| 测量原理 |
电磁 |
| 主要特点 |
The battery powered flowmeter with certified corrosion protection (EN ISO 12944) and intelligent energy efficient mode. For direct underground installation or permanent underwater use. Certified sensor in the water and wastewater industry for the most demanding applications.
|
| 特点 |
Secure, reliable long‐term operation – robust and completely welded sensor. Energy‐saving flow measurement – no pressure loss due to cross‐section constriction. Maintenance‐free – no moving parts. International drinking water approvals. Degree of protection IP68 (Type 6P enclosure).
|
| Transmitter features |
No power grid required – battery lifetime of up to 15 years. Worldwide transmission of measured data and events via e‐mail and SMS – integrated GSM/GPRS modem. Reliable data storage – integrated SD card. Transmitter housing made of durable polycarbonate. All in 1 housing incl. batteries & wireless modem.
|
| 直径 |
DN 25 to 300 (1 to 12")
|
| Wetted materials |
Liner: polyurethane; hard rubber
Electrodes: 1.4435 (316L); Alloy C22, 2.4602 (UNS N06022)
|
| Measured variables |
Volume flow, mass flow
|
| 测量误差 |
Volume flow: ±0.5 % o.r. ± 2 mm/s (±0.5 % o.r. ± 0.08 in/s)
|
| 量程 |
15 dm³/min to 2500 m³/h (4 to 11 000 gal/min)
|
| 压力范围 |
PN 40, Class 300, 20K
|
| 过程温度 |
Liner material hard rubber: 0 to +80 °C (+32 to +176 °F)
Liner material polyurethane: –20 to +50 °C (–4 to +122 °F)
|
| 环境温度 |
Flange material carbon steel: –10 to +60 °C (14 to +140 °F)
Flange material stainless steel: –40 to +60 °C (–40 to +140 °F)
|
| Sensor housing material |
Standard: Carbon steel with protective varnish, fully welded
Sensor connection housing: Polycarbonate
|
| Transmitter housing material |
Polycarbonat
|
| 电子插件的防护 |
Compact version: IP66/67, type 4X enclosure
Sensor remote version (standard): IP66/67, type 4X enclosure
Sensor remote version (option): IP68, type 6P enclosure, with protective varnish according to EN ISO 12944 C5‐M/Im1/Im2/Im3.
Transmitter remote version: IP66/67, Type 4X enclosure
|
| 显示/操作 |
4‐line backlit display with touch control (operation from outside)
Configuration via local display and operating tools possible; Remote data access via mail and SMS
|
| 输出 |
Pulse/switch output (passive)
|
| 输入 |
Status input
|
| 通信 |
GSM/GPRS
|
| Power supply |
Internal:
Batteries per DC 3.6 V External:
AC 100 to 240 V (44 to 66 Hz) / DC 12 to 60 V
|
| 防爆认证 |
None
|
| Other approvals and certificates |
3.1 material, calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025)
CRN
Drinking water approval: ACS, KTW/W270, NSF 61, WRAS BS 6920 |
