1、 actuator
type: HRQ smart angle travel actuator
input signal: 4～20mADC
input resistance: 250Ω
output signal: 4～20mADC
output max load: ＜650Ω
power: 220V±10%/50Hz
thrust specification: 100Nm、200Nm、500Nm、700Nm、1200Nm、2000Nm、3000Nm
action mode: free set positive/negative action
protection level: IP65
basic error: ±1.0%
dead band: ≤±1.0%
hysteresis: ≤±1.0%
2、 valve body
nominal diameter: confluence valve: 25～200mm; shunt valve, 25～200mm
nominal pressure: PN1.6、4.0、6.4MPa
material: cast iron（ZG25）, cast stainless steel（ZG1Cr18Ni9，ZG0Cr18Ni12M02Ti）
upper cover: normal temperature: -17～+220℃
extended: -50～+17℃； +220～+420℃
heat sink: +420～+566℃
filler: PTFE, Asbestos PTFE, graphite
3、 internal components
internal structure of valve: V type two-seat valve spool
material: stainless steel
flow characteristics: linear and equal percentage
leakage: ABS1、B16、104、II level 25-100，III level 150-300
basic error: ±1.0%
dead band: ≤1.0%
adjustable range: 50∶1
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