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Keller
Keller LEX1 Digital Pressure Gauge
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المعاملات الرئيسية
Accuracy
+/-0.05 %FS at RT; optional precision to +/-0.01 %FS (selected absolute ranges)
Display
5-digit LCD; simultaneous pressure + min/max
Type
High-precision digital pressure gauge / manometer (LEX1 / LEX1-Ei family)
Total Error Band
+/-0.05 %FS (0 to 50 C compensated)
Pressure Ranges
-1...1 bar to 0...1000 bar (relative / absolute variants)
Interface
RS485 bus for up to 128 devices; KELLER PressureSuite software
| المعامل | القيمة |
|---|---|
| Accuracy | +/-0.05 %FS at RT; optional precision to +/-0.01 %FS (selected absolute ranges) |
| Display | 5-digit LCD; simultaneous pressure + min/max |
| Type | High-precision digital pressure gauge / manometer (LEX1 / LEX1-Ei family) |
| Total Error Band | +/-0.05 %FS (0 to 50 C compensated) |
| Pressure Ranges | -1...1 bar to 0...1000 bar (relative / absolute variants) |
| Interface | RS485 bus for up to 128 devices; KELLER PressureSuite software |
| Power | 3 V CR2430 coin cell; up to about 2000 operating hours; external supply option |
| Protection | IP65 |
| Functions | Zero calibration, auto shutdown, user pressure units, digital end-point calibration |
| Document | KELLER Pressure LEX1-Ei digital precision gauge datasheet (Edition 10/2026 family sheet) |