Ultra Low Refrigerated Circulators:RHC-750 AT-100-DTP
RHC-750 AT-100-DTP
Feature | Specification |
---|---|
Functional | |
Designed temperature range | -90.0 °C...+100.0 °C |
Working temp. range: +25.0 °C Amb. | -85.0 °C...+100.0 °C |
Working temp. range: +35.0 °C Amb. | -80.0 °C...+100.0 °C |
Refrigerant | R404A (ODP: 0, GWP: 3920) R23 HFC (ODP: 0, GWP: 14,800) |
Cooling capacity: +25.0 °C Amb. +20.0 °C 0.0 °C -20.0 °C -40.0 °C -60.0 °C -80.0 °C | 800 Watts 700 Watts 560 Watts 380 Watts 220 Watts 70 Watts |
Bath tank volume | 8 Litres...10 Litres |
Temperature selection | 3.5”, resistive touchscreen |
Temperature indication | 3.5”, (color) TFT LCD display |
Display resolution | 0.01 °C |
Temperature stability | ± 0.02 °C |
Pre-selectable temperature points | 6 points (Sp1...Sp6) |
Internal temp. control sensor | Class-A, 4-wire, Pt-100 |
Ext temp. measurement + control | Optional: Class-A, 4-wire, Pt-100 (with Lemosa termination) |
Temperature control | Adaptive PID |
PID self-tuning | 6 PID coefficient tuples for Spx, ∀x ∈ 1...6 |
Real temp. correction (RTC) | 6 offsets for Spx, ∀x ∈ 1...6 |
PC communication interface | RS-232 (DB9): 9600 Baud, 8, 0, 1 |
PC software | Serial Lab v1.0 for Microsoft Windows 10 |
Built-in programmer (ramp and soak) | 1 profile, 10x2 steps |
Calibration: Int. & Ext. modes | Selectable 3...5 points calibration protocol |
Stopwatch | Configurable: 99 hours, 59 minutes |
Mode: Minimizing set-point overshoots | Provided: Aperiodic control |
Heating power indicator (digital) | Provided: As a % of available heating power |
Safety | |
Safety temperature limits | Selectable high and low limits |
Low liquid level protection | Enabled with SS-304 float |
Over current protection | Enabled: MCB |
Autostart function | Selectable |
Pump circulation in standby mode | Selectable |
General | |
Material of construction (Immersible parts) | SS-304 |
Heater power (Watts) | 1500 W |
Pump flow rate (Litres/Minute): Water Water + Ethylene Glycol HTF: STP Ethanol | 16...18 LPM 9...11 LPM at 0.0 °C 8...10 LPM at 0.0 °C 16...18 LPM |
Pump pressure (bar) | 0.45 bar |
Power supply requirement | 230 VAC ± 10 %, 50 Hz, 1 Phase |
Net weight (Kg) | 116.8 Kg |
Dimensions (L x W x H) | 780 (mm) x 505 (mm) x 950 (mm) |