SPLIT-AHU Kit 8243 SPLIT-AHU Kit 8245 GB Installation and Operating Manual
I Installation and Operating Manual 1. SAFETY INSTRUCTIONS Read this manual carefully. • This manual contains important information for correct using of this device. • The manufacturer reserves the right to change the technical characteristics and specification of its products without notice. WARNING »» For repair or maintenance please order an authorised service technician. »» The unit must be connected under consideration of national installation regulations.
I Installation and Operating Manual 2. DISPOSAL »» This symbol mark is valid only for EU countries. »» This symbol complies with directive 2002/96/EG article 10. »» This Systemair product is built with high-quality materials and components which can be recycled or reused. »» This symbol indicates that electrical and electronic equipment must be disposed of separately from normal garbage at the end of its working life. »» For disposal please use a suitable company or take it to an recycling point.
I Installation and Operating Manual 3. INTRODUCTION The SPLIT-AHU Kit 8243 and SPLIT-AHU Kit 8245 control module enables to control inverter outdoor units SYSPLIT OUTDOOR 18/24/30/36/48/60 EVO HP Q from Systemair. It allows to control outoor unit capacity as well as operation mode (heating or cooling) of an air handling unit or a DX coil. The control module enables to control inverter outdoor unit capacity between 0 - 10 % ~ 100 % by external input 0 ~ 10 VDC signal.
I Installation and Operating Manual 5.
I Installation and Operating Manual 6. FUNCTION AND SETTING 5,3 7,1 9,0 10,5 14 16 T E MP 1 0-10V PIPE TEMP SENSOR Recommended Cable Power Supply (between Outdoor Unit and Control Module SPLIT-AHU Kit) 2 x 1,5 mm² Communication Line (between Outdoor Unit and Control Module SPLIT-AHU Kit) 2 x 0,5 mm² (shielded) Communication Line 10 x 0,25 mm² (between Air Handling Unit and Control Module SPLIT-AHU Kit) NOTE »» Cable selection in accordance with the local regulations.
I Installation and Operating Manual Connection Terminal Introduction: L, N Power supply connection terminal 230 V, 1-phase, 50/60 Hz. ALARM Digital output 5A - 250 VAC or 5A-30 VDC. When outdoor unit has malfunction signal is activated. DEFROST Digital output 5A - 250 VAC or 5A-30 VDC. When outdoor unit is in defrost mode, signal is activated. P, Q Terminal for communication cable between controller and outdoor unit. Should not be less than 2 x 0,5 mm2 (shielded).
I Installation and Operating Manual ENC1 Knob to select outdoor unit model. Knob selection Condensing unit SYSPLIT OUTDOOR 18 EVO HP Q (5,3 kW) SYSPLIT OUTDOOR 24 EVO HP Q (7,1 kW) SYSPLIT OUTDOOR 30 EVO HP Q (9,0 kW) 0 1 2 Knob selection Condensing unit SYSPLIT OUTDOOR 36 EVO HP Q (10,5 kW) SYSPLIT OUTDOOR 48 EVO HP Q (14 kW) SYSPLIT OUTDOOR 60 EVO HP Q (16 kW) 3 4 5 LED lamps introduction: RUN LED is lightened when controller is powered on.
I Installation and Operating Manual Yes Check whether the wire is correct polarity? P to P, Q to Q, E to E? No Correct the connection. Yes Check whether the signal wire is broken? Yes Replace the signal wire. No Check whether the signal wires insert on PCB well? No Pull out and insert back. Replace indoor main PCB Is the error distinguished? Replace the outdoor Main PCB. 7.2 E2 temperature sensor malfunction Check the connections between temperature sensor and PCB.
I Installation and Operating Manual 7.3 Ed outdoor unit malfunction Whether the outdoor Main board has error Displayed Yes Refer to corresponding solving steps according to outdoor unit service manual No Power off then restart the unit 2 minutes later. Check if the outdoor main board displays error code several minutes later? Yes 8. Dimensions (mm) 191.5 174.5 149 136.5 98.8 85.8 56.36 7 45 6 39 8 6 9.
I Installation and Operating Manual Appendix 1: Temperature Sensor Resistance Value Table (°C - kΩ) °C -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 kΩ 115.266 108.146 101.517 96.3423 89.5865 84.2190 79.3110 74.5360 70.1698 66.0898 62.2756 58.7079 56.3694 52.2438 49.3161 46.5725 44.0000 41.5878 39.8239 37.1988 35.2024 33.3269 31.5635 29.9058 28.3459 26.8778 25.4954 24.1932 22.5662 21.8094 20.7184 19.6891 18.7177 17.8005 16.
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