ALFANET 72 -50/+50°C
Document No.: 200548 Version 1.1
Pagina 7 van 8
13
Connections
Страница 1: ...mally the temperature of temp sensor 1 is shown on the display The ALFANET 72 is provided with an RS 485 network connection so that it can be read out and adjusted on the ALFANET thru the ALFANET PC Interface 2 Installation On the connection diagram of the ALFANET 72 is shown how the sensors power supply relays and network should be connected After connecting the ALFANET 72 to the power supply a s...
Страница 2: ...T key again together with the UP or DOWN keys to change the set point A few seconds after releasing the keys the measured temperature of sensor 1 is shown again in the display 6 View individual temperatures By pressing the UP key the measured temperature of sensor 2 is shown in the display After releasing the UP key the measured temperature of sensor 1 is shown again in the display 7 Status van de...
Страница 3: ... Type ALFANET 72 50 50 C Range 50 50 C readout per 0 1 C Supply 12 Vdc ac 50 60Hz 3VA 5 10 Display 3 digit 7 segments LED display Sensors 2x SM 811 2 Wire PTC 1000Ω 25 C Relays Ry1 SPST NO 250V 8A cosphi 1 or 250V 5A cosphi 0 4 Ry2 SPST NO 250V 8A cosphi 1 or 250V 5A cosphi 0 4 Ry3 SPDT NO NC 250V 8A cosphi 1 or 250V 5A cosphi 0 4 Relays have one common C Communication RS 485 Network Twisted pair ...
Страница 4: ...1 Parameters ALFANET 72 Para meter Description Range Default value 01 Function relay 1 1 Cooling 2 Heating 1 2 1 02 Function relay 2 1 Cooling 2 Heating 1 2 1 03 Function relay 3 1 Cooling 2 Heating 3 Alarm 1 3 3 05 Offset temperature sensor 1 15 15 0 C 0 0 06 Offset temperature sensor 2 15 15 0 C 0 0 10 Switching differential relay 1 0 1 15 0 C 0 5 11 Setpoint offset relay 1 15 15 0 C 0 0 12 Swit...
Страница 5: ...y minimum alarm 2 0 99 Minutes 0 39 Time delay maximum alarm 2 0 99 Minutes 0 40 Function alarm relay 0 Watch alarm 1 Control alarm 0 1 0 41 Reset alarm relay after power failure 0 No 1 Yes 0 42 Reset alarm relay after manual reset 0 No 1 Yes 0 45 Regelvertraging na spanningsuitval 0 99 Minutes 0 46 Geforceerde relais 1 functie bij voeler 1 storing 0 Geen 1 Aan 0 1 0 47 Geforceerde Relais 2 3 func...
Страница 6: ...ALFANET 72 50 50 C Document No 200548 Version 1 1 Pagina 6 van 8 12 Function diagram ...
Страница 7: ...ALFANET 72 50 50 C Document No 200548 Version 1 1 Pagina 7 van 8 13 Connections ...
Страница 8: ...ment No 200548 Version 1 1 Pagina 8 van 8 14 Dimensions 15 Adress VDH Products B V Tel 31 0 50 30 28 900 Productieweg 1 Fax 31 0 50 30 28 980 9301 ZS Roden Email info vdhproducts nl The Netherlands Internet www vdhproducts nl ...
