美国ERDCO流量计Armor-FloTM 3500 液位计

ERDCO 公司成立于1946，提供了包括可变面积、转子流量计、透平和热分散型流量计在内的流程、环境、水处理和暖通空调行业的流量测量。这些坚固的仪器被指定用于测量公用液体、气体和蒸汽。典型的流体包括水、空气、冷却剂、蒸汽、润滑剂和氮气等等。 ERDCO 致力于为客户提供可靠、易用的流量和液位测量仪器。这一焦点出现在工程、制造和市场营销中。全球主要市场的技术型公司提供ERDCO 产品。工厂直接应用协助可帮助您确定zui具成本效益的解决方案。 产品特点: 瞬时流量测量。可调低/或高流量限制开关。适用于水平或垂直管道系统。单独校准流体和操作条件。用户可选择10:1关闭流量范围。用户可选择的度量单位。没有浮体卡住，管道破裂或动态密封泄漏。较低的压力损失。 产品参数: Accuracy: ±2% full scale Repeatability: ±1% full scale Scales: Direct reading Resolution: Maximum-30 division/Minimum-15 divisions Rangeability: 10 to 1 turndown Switch/Type: Hermetically sealed reed switch Contact rating: 0.25A @ 120 Vac 1.5A @ 24V dc Adjustment limits: 20-50% full scale-low limit 50-90% full scale-high limit 30% differential between low and high Dead Band: 7% full scale Materials of Construction: Housing: Aluminum, brass, 70/30 copper/nickel, 316 stainless steel Shunt: As housing or carbon steel Window: Tempered glass or polycarbonate Vane: Cobalt/chromium/nickel alloy with Teflon ® encapsulated magnet “O” rings: buna-n, ethylene propylene, Viton® or perfluoroelastomer Piping Connections: 1/2” to 1″ NPT female 1 1/4” to 4″ NPT male 1 1/2” to 3″ Tri-clamp 1 1/4” to 6″ Grooved 1 1/4” to 6″ Beveled 1/2” to 8″ 150# /300# RF/FF ANSI Flanges (carbon stl) 1/2” to 8″ 150# RF ANSI Flanges (stainless stl) 1/2” to 6″ 150# RF ANSI Flanges (aluminum) 1/2” to 6″ 150# FF ANSI Flanges (brass) 15 to 25 mm DIN 2999/BS21/ISO R7 Female threaded 15 to 150 mm DIN PN 10 Flanges (316 stainless stl & carbon stl) screen-shot-2016-10-15-at-2-06-32-pm Pressure Limits: 1 Housing (aluminum) 0, 1 or 5 Shunt-200 psig (13.8 bar) 2 Housing (brass) 0 Shunt-400 psig (27.6 bar) 2 or 5 Shunt-200 psig (13.8 bar) 6 Housing (316 stainless stl) 0 Shunt-400 psig (27.6 bar) 5 or 6 Shunt-200 psig (13.8 bar) 7 or 8 Shunt-400 psig (27.6 bar) 8 Housing (high pressure 316 stainless stl) 0 Shunt-1000 psig (69 bar) Temperature Limits: -23 to 121°C (-10 to 250°F) with buna-n o-ring -23 to 204°C (-10 to 400°F) with Viton®, Kalrez® or ethylene propylene o-ring 产品选型 :

eries	Description	Applications	Functions	Features	Materials	Pressure Limits	Temperature Limits	Pipe Sizes
3500	Flow rate meter with lo/hi limit switches	Liquids, gases or steam	Direct reading flow rate Lo/Hi switches	Meter w/ adjustable switches Opaque fluids OK Calibrated for application conditions	Aluminum, brass, 316 sst or (Haste alloy 1/2-1")	200 psig1/2 - 12" 400 psig1/2 - 6" 1000 psig 1/2 - 1"	400ºF 400ºF rating requires epm or viton o-ring	1/2"- 12"