Radar Level Sensor
FR series
Short range amplifier unit with separate display Cable Type Main Unit FR-SA1
*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.
Specifications
Model  | FR-SA1  | |||
Type  | Short Separated Amplifier Unit Cable Main Unit  | |||
Response time  | 0.4 s, 1.5 s, 4 s (default value), 10 s  | |||
Output  | No. of control outputs  | Maximum 5  | ||
Control output/auxiliary output  | NPN/PNP open collector (switchable) up to 30 VDC or less, max 50 mA for each  | |||
Analogue output  | 0–20 mA/4-20 mA  | |||
External input  | Short circuit current: 1.5 mA or less Input time: 500 ms or more  | |||
External communication  | —  | |||
Analogue output Precision  | Resolution  | 1 mm *1  | ||
Zero accuracy  | ±0.1 mA (zero point = 4 mA) *1  | |||
Full-scale accuracy  | ±0.2 mA (full-scale = 20 mA) *1  | |||
Expansion  | When added to FR-SA1 (FR-S01 connection): Up to 8 units  | |||
Power supply  | Power voltage  | 24 VDC +25%/−20%*4*5 including ripple, Class2 or LPS  | ||
Power consumption  | When FR-S01 is connected: up to 1940 mW or less (72 mA or less at 24 V)  | |||
Environmental resistance  | Ambient temperature  | –20°C to +55°C (no freezing) *6  | ||
Relative humidity  | Up to 85% RH (no condensation)  | |||
Protection circuit  | Protection against reverse power connection, power supply surges, output overcurrent protection, and output surges  | |||
Material  | PC  | |||
Weight  | Approx. 100 g  | |||
*1 This is the guaranteed value from verification performed at KEYENCE inspection facilities with a load resistance of 250 Ω. Measurement errors may occur depending on the customer’s environment.  | ||||