Characteristics of SLT90 Input Liquid Level Gauge

SL-CT-A type diffusion silicon liquid level transmitter
High precision: 0.25% F • S
• Good stability: 0.2% F • S/year
• Overload capacity: 3 times the range
• High cost performance ratio
• Product serialization
SL-CT-B type monocrystalline silicon liquid level transmitter
High precision: 0.1% F • S
• Good stability: 0.1% F • S/year
• Overload capacity: up to 100 times the range
Ceramic membrane: corrosion-resistant, impact resistant, large contact area, easy to clean

Technical parameters
SL-CT type diffusion silicon liquid level transmitter
Accuracy: 0.25% F • S, 0.5% F • S, 1% F • S
Stability: better than 0.2% F • S per year
Working temperature:
Environmental temperature: -20~70 ℃ Medium temperature: -20~70 ℃
Measurement range:
Micro pressure range of 0-250-1000pa, 1.0 level, 0.5 level, without isolation membrane range of 0-1.0-7.0Kpa
Low to medium 0-5 to 350Kpa 0.5 grade, 0.25 grade 316L
High pressure 0-0.02-45Mpa Hastelloy alloy
Negative pressure -100Kpa~0 1.0 level, 0.5 level 316L -5Kpa~0 Hastelloy output: 4-20mA two-wire system
Working voltage: 12-36VDC
Overvoltage capability: 3 times the range
Load characteristics: R=(Us-12)/0.02 Ω, where Us is the voltage of the power supply. The unit is volts.  
Electrical interface: M20 * 1.5
Process connection: M20 * 1.5, 1/2NPT
Explosion proof grade: Exib Ⅱ CT5

SL-CT type monocrystalline silicon liquid level transmitter
Range: 0-200m (continuous measurement range in the middle)
Accuracy: 0.1% F • S
Output: 4-20mADC (two-wire system)
Power supply: DC24V ± 10% or AC220V/50Hz ± 10%
Medium temperature: -30 ℃~90 ℃ (short-term allowance of 130 ℃)
Environmental temperature: -20 ℃~70 ℃
Protection level: IP65
Process connection: pool mouth bracket type, flange type, or operated according to user requirements
Electrical connection: M20 * 1.5
Explosion proof grade: intrinsically safe Ex ia Ⅱ CT5
Shell material: die cast aluminum anti-corrosion coating
Overload capacity: 100 times the range
Loop impedance: R=(Vs-12)/0.02, where Vs is the voltage of the power supply

Selection Tips
To purchase an input type liquid level gauge, the following parameters need to be determined in detail: measuring medium, power supply, temperature, pressure, range, whether on-site display is required, sensor type, accuracy, installation method, and whether explosion-proof is required.

Installation diagram

SLT90 Input Liquid Level Gauge