Refrigerated & Heating Circulators:RHC-300 RT-5

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RHC-300 RT-5

Designed temperature range-85.0 °C...+200.0 °C
Working temp. range: +25.0 °C Amb.-20.0 °C...+150.0 °C
Working temp. range: +35.0 °C Amb.-25.0 °C...+150.0 °C
RefrigerantR404a (ODP: 0, GWP: 1945)
Cooling capacity at
+10°C (watt)

200.0 (Watt)
Temperature selection3.5”, resistive touchscreen
Temperature indication3.5”, (color) TFT LCD display
Type Bench Top type model
Display resolution0.01 °C
Temperature stability± 0.01 °C
Pre-selectable temperature points3 points (Sp1...Sp3)
Internal temp. control sensorClass-A, 4-wire, Pt-100
Ext temp. measurement + controlOptional: Class-A, 4-wire, Pt-100
(with Lemosa termination)
Temperature controllerDigital
PID self-tuning3 PID coefficient tuples for Spx, ∀x ∈ 1...3
Real temp. correction (RTC)3 offsets for Spx, ∀x ∈ 1...3
Timer (for timed switch on and switch off)Provided: Configurable upto 99 hours.
Ramp and soak programmerProgrammable with TFT: 5 steps + 1 optional (initial) soak segment.
PC communication interface (data logging)RS-232 (DB9): 9600 Baud, 8, 0, 1
PC softwareSerial Lab v1.0 for Microsoft Windows 10
Mode: Minimizing set-point overshootsProvided: Aperiodic control
Heating power indicator (digital)Provided: As a % of available heating power
Safety temperature limitsSelectable high and low limits
Low liquid level protectionEnabled with SS-304 float
Type of PumpCentrifugal Pump
Over current protectionEnabled: MCB
Autostart functionSelectable
Pump circulation in standby modeSelectable
Material of construction
(Immersible parts)
Heater power (Watts)1500 W
Tank Capacity/Reservoir Volume4 Liters
Pump flow rate (Litres/Minute):
Water + Ethylene Glycol

15 LPM
9...11 LPM at 0.0 °C
8...10 LPM at 0.0 °C
16...18 LPM
Pump pressure (bar)0.35 bar
Power supply requirement230 VAC ± 10 %, 50 Hz, 1 Phase
Net weight (Kg)30 Kg
Dimensions (W x D x H)30 (cm) x 40 (cm) x 70 (cm)

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