| Operating Temperature | Standard Temperature, High Temperature |
|---|---|
| Sensitivity | ≤0.1 % |
| Valve Travel | 3.6 To 300 Mm |
| COMMUNICATION | HART® |
| Hysteresis | ≤0.3 % |
| Minimum Current | 3.6 MA For Display 3.8 MA For Operation |
|---|---|
| Signal Range | 4 To 20 MA |
| Temperature Of Media | High Temperature, Low Temperature, Medium Temperature, Normal Temperature |
| Degree Of Protection | IP 66/NEMA 4X |
| Direction Of Action | Reversible |
| Maximum Hysteresis | 0.3 % |
|---|---|
| Stroke Range | 8-260 Mm |
| Model Number | SRD991 |
| Input Pressure | 1.4-6 Bar |
| Linearity | < 0.4 % Of The Travel Span |
| Deadband Adjustment | Adjustable Deadband To Accommodate Different Applications |
|---|---|
| Digital Communication Interface | Optional RS485 Modbus RTU Or FOUNDATION Fieldbus Interface |
| Protection Level | IP66 |
| Output Signal | 4-20mA DC, HART Protocol, Etc |
| Local Display | 4-digit LCD Screen, Which Can Display Current Analog Input Value, Output Value, Set Value, And Device Status Information |
| Signal Range | 4 To 20 MA |
|---|---|
| Media | Gas |
| Minimum Current | 3.6 MA For Display 3.8 MA For Operation |
| Temperature Of Media | High Temperature, Low Temperature, Medium Temperature, Normal Temperature |
| Degree Of Protection | IP 66/NEMA 4X |
| Colour | Grey |
|---|---|
| Mode Of Action | Double Acting |
| Repeatability | ≤0 .25% |
| Temperature | -40 ° +85° |
| Supply Media | Air Oil Gas |
| Air Con | 0.082 To 0.637 Nm3/h @ 4.1 Bar |
|---|---|
| Temp | -52°C To 85°C (-61.6°F To 185°F) |
| Materials | Copper Free Aluminum, Stainless Steel |
| Repeatability | ≤0.25% |
| Air Cap | 30.6 Nm3/h @ 4.1 Bar (18 SCFM @ 60 Psi) |
| Area Classification | Explosion Proof, Intrinsically Safe, Non-incendive, Dust Certifications CSA, FM, ATEX, IECEx, CUTR, Peso, KGS, INMETRO, NEPSI, R |
|---|---|
| Certifications | CSA, FM, ATEX, IECEx, CUTR, Peso, KGS, INMETRO, NEPSI, RCM |
| Communication Protocol | 4-20mA Analog |
| Data Interface | Wired |
| Diagnostics | No |
| Area Classification | ATEX Group II Category 2 Gas And Dust |
|---|---|
| Certifications | ATEX, CUTR, PED |
| Communication Protocol | 2.0 Bar Pneumatic Signal |
| Diagnostics | No |
| Input Signal | Pneumatic |
| Humidity Range | 0% To 95% (non-condensing) |
|---|---|
| Communication Interface | HART, FoxCom, RS-232, RS-485 |
| Output Stability | ±0.01% Of Output Reading Per Hour |
| Optional Accessories | Pressure Modules, Temperature Sensors, Communication Cables, PC Software |
| Battery Life | Approx. 20 Hours Continuous Use At 20 MA Output |