Differential Pressure Transmitters
ALDPT
- High accuracy; low temperature drift (±0.15% FS/10°C)
- 100:1 turn-down measurement of gas, liquid and steam
- Security lock- parameters
- Advanced diagnostics capabilities
- Wide measuring range
- Software compensation
- Available in 316SS, Tantalum and other exotic materials
- Available in either Intrinsically Safe ExiaIICT4 or Explosion Proof ExdIICT6, ATEX approved
- Auto-zero adjustment
- Analog 4~20 mA DC two wire linear output
- HART protocol, or Foundation Fieldbus
Measuring range: | 0~1kPa~2MPa |
Fluid: | liquid, gas and steam |
Ambient temperature: | -22~185°F (–30°~85°C); -4~149°F (20°~65°C) Fluorine Line |
Fluid media: | liquid, gas and steam |
Accuracy grades: | 0.075%, 0.2%. 0.5% |
Process flange: | SS# 304, SS# 316-optional |
Turn-down: | 100:1 |
Drift (Micro): | 0.02% FS/year; Standard: 0.025% FS/year |
Relative humidity: | 0 ~ 100% RH |
Damping time: | 2 sec |
Protection: | IP67/NEMA 6 |
Start time: | 2 seconds after power up |
Field indication: | LCD |
Storage temperature: | -58~185°F (50~85°C) No display; -40~185°F (-40~85°C) LCD display |
Weight: | 7.25 ~11lbs (3.3 ~ 5kg) |
Working voltage: | (12~36 ) VDC —Blind type; (15~30 ) VDC; LCD type |
Isolation diaphragm: | SS# 316 or Hastelloy C |
Nuts & bolts materials: | Stainless steel |
Communications distance: | 2 km when using CEV cable; Load capacity: below 0.22μF; Load inductance: below 3.3 mH |
Approvals: | ExdIICT6 -ATEX, ExiaIICT4 -ATEX |
Transmitter housing: | Aluminum with epoxy coating; Spacing with power line: 15 cm; Resolution: 0.05% of range |
Fill Fluid: | Silicon oil, fluorocarbon oil |
O-ring materials: | Nitrile, Viton, PTFE |
Effects: | Effect of environmental temperature: Zero drift: 0.5% FS/50°C; Range drift: 0.7% FS/50°C; Effect of power voltage variation: ±0.005% FS/V |
Output signals: | 4~20 mA DC two wire |
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