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Model number: LTB – 250α
Type: -30 to +80
Size (mm): 340
Temperature settings, display system: Key input system (0.1℃), PV, SV digital 2 stage rack display
Temperature control system: Microcomputer type PID control
Temperature sensor: Resistance thermometer (Pt100Ω)
Temperature accuracy: ±1.0℃ (conditions may vary)
Heater: 1kW
External dimensions: 305 x 490 x 700mm
Chamber dimensions: 239 x 299 x 200mm
Effective opening dimensions: 235 x 162 x 200mm
Tank capacity: Approximately 12L
Material: Water tank, cooling coil/stainless steel (SUS304)
Type of liquid used: Pure water, freshwater, ethylene glycol, ethyl alcohol
Refrigerant: R-404A
Circulation pump: Maximum flow 7.5L/min, maximum head 5m
Circulating nozzle outer diameter: φ11mm (adaptive tube inner diameter φ9mm)
Safety device: Self-diagnosis function (upper or lower limit temperature abnormality detection, float type no-water burning prevention, sensor abnormal, heater disconnection, electrical leakage/overcurrent breaker, frozen machine overload relay)
External input, external output: External temperature sensor input terminal (for Pt100), Analog output meter for thermometer (1?5V), Alarm output terminal (DC12 – 17V, 20mA)
Timer function: 1 minute – 48 hour (1 minute unit)
Power supply: 100VAC 50/60Hz
Maximum operation current: 15A
Weight: 39kg
Accessories: External circulation nozzle x 2 pieces, outlet adapter x 1 piece, insulation hose (inner diameter φ8mm x 1m) x 2 pieces
*Frozen machine doesn’t work at a liquid temperature of 40℃ or higher.
*Please avoid continuous operation at high temperature range (80℃ near).
*Circulation pump performance is the value when using pump single.