Honeywell Elster TRZ2

气体涡轮(机械式,专利测量 cartridge + 铝合金流态整直器,磁耦合计数) | 计量不确定度 典型 ±1%(Qmin–0.2Qmax)、±0.5%(0.2Qmax–Qmax) | DN50–150(2″–6″)

Category: Flow Meters Confidence: Official first-party Verified: 2026-09-26

Key Specifications

BrandHoneywell Elster
ModelTRZ2
CategoryFlow Meters
Measuring principle气体涡轮(机械式,专利测量 cartridge + 铝合金流态整直器,磁耦合计数)
Application天然气/石油气/城市煤气/丁烷/空气/氮气;贸易交接(高/低压,工业与商业用户)
Accuracy计量不确定度 典型 ±1%(Qmin–0.2Qmax)、±0.5%(0.2Qmax–Qmax)
Repeatability高重复性
Flow range5–1,600 m³/h(G65–G1000)
Nominal diameterDN50–150(2″–6″)
Turndown ratio约 1:20
Pressure loss有(叶轮产生压损)
Straight pipe requirement进口直管段 L ≥ 2 DN
Wetted materials表体 铝合金(QA 系列)/ 铸铁或碳钢;永久润滑轴承
Liner material不适用(气体涡轮无衬里)
Media temperature-25 ~ +70 ℃(MID;部分 -20 ~ +70℃)
Max static pressure0 ~ 100 barg;PN10–100 / ANSI 150–600
Media conductivity不适用(气体测量,无电导率概念)
Communication protocolHF 脉冲 / 低频脉冲;可直连体积修正仪(EVC)
Output signal低频脉冲(防篡改);可选 Absolute ENCODER、高频脉冲
Power supply不适用(机械计数 + 脉冲)
SIL rating不适用(机械式贸易计量,非 SIS 组件)
Explosion protectionATEX / IECEx;MID(EN12261、PED、ASME)
IP ratingIP67(金属表盖)
Self-diagnostics防篡改脉冲;现场可换 cartridge 缩短维护停机

Data Sources

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