333U HART tri-loop,HART-to-Analog Signal Converter 333U
Model 333 HART Tri-Loop HART to Analog Signal Converter 333U
SPECIFICATIONS
Functional Specifications
Service
Accessory product for the Model 3095 MV and Model 3244MV.
Output
One, two, or three 4–20 mA output signals, user-selectable for DP, AP, GP, PT, or flow.
Power Supply
External power supply required for each channel. Channel 1 must be powered for Tri-Loop operation. Each channel operates on terminal voltage of 11–42.4 V dc.
Tur n- on Time
Analog signals will be within specifications five seconds after power is applied to Tri-Loop.
Installation Locations
Approved for FM ordinary locations. Approved for CSA ordinary locations.
Temperature Limits
Ambient
50 to 104 °F (10 to 40 °C). Storage –40 to 158 °F (–40 to 70 °C).
Humidity Limits
0–95% non-condensing relative humidity.
Failure Mode Alarm
If Tri-Loop diagnostics detect a transmitter malfunction or a Tri-Loop failure, the analog signal will be driven either below 3.75 mA or above 21.75 mA to alert the user. The high or low alarm signal is selectable by the Tri-Loop Model Number.
Performance Specifications
Reference Accuracy
±0.045% of span.
Ambient Temperature Effect per 50 °F (28 °C) ±0.15% of span.
Stability
±0.1% of span for 12 months.
Analog Output Update
Tri-Loop responds to every HART burst update. (Typical transmitter burst update rate: 0.3 to 0.5 s.)
Tri-Loop Response Time (after each burst update)
Channel 1–120 ms; Channel 2–220 ms; Channel 3–320 ms.
Total Response Time
Typical response time from sensor change to transmitter to Tri-Loop analog update: 0.7 to 1.0 s.
Physical Specifications
Electrical Connections
Screw clamps. Accepts 24-12 AWG solid or stranded wire.
Dimensions
1.57 33.11 33.36 in. (40 379 385,5 mm)
DIN Rail Mounting Options
Asymmetrical 32mm G rail, symmetrical 35 37.5 mm top hat rail, or symmetrical 35 315 mm top hat rail.
Weight
0.27 lb (0,12 kg)
Packing: standard original carton
Shipping:by express,by air,by sea
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Trade Ability
| Language Spoken: | English, Chinese, Russian | |
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| No. of Employees in Trade Department: | 5 People | |
| Average Lead Time: | 30 Day(s) |
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