Manual - CO2Meter.com
Contents
1. ATA Figure 4 Close Cover Figure 3 Wiring es 2 9 Q 24vac v 1 Connection Terminal Function Electrical Data 1 G Power 24VAC 24VDC 2 GO Power ground 24VAC 24VDC 3 Controlled device Relay output lt 245VAC 2A switching current resistance load 4 Common 5 B RX RS485 Modbus protocol 19200bps 15KV antistatic protection 6 A TX Setting VOC level to control the relay action Open the indicator s cover there are 2 jumpers J1 and J2 on the top of the PCB board Now you can adjust IAQ setting level via the two jumpers as below table to control the relay action OFF means disconnection ON means connection Jumper setup IAQ setting level Relay on off J1 OFF J2 OFF 5ppm The relay turns on when VOC gt 5 5ppm and turns off when VOC lt 4 5ppm J1 OFF J2 ON 10ppm The relay turns on when VOC gt 10 5ppm and turns off when VOC lt 9 5ppm J1 ON J2 OFF 15ppm The relay turns on when VOC gt 15 5ppm and turns off when VOC lt 14 5ppm J1 ON J2 ON 20ppm Default The relay turns on when VOC gt 20 5ppm and turns off when VOC lt 19 5ppm Modbus Parameters Mode RTU MSB First Baud Rate 1 4800 2 9600 3 14400 4 19200 5 38400 bps default 4 19200bps Start Bits 1 Data Bits 8 Stop Bits 1 2 default 1 Parity None Odd Even default None MODBUS POLL F2002. 90 RH 190g 100mm x 80mm xX 28mm Installation standard 65mm X 65mm or 2 x 4 wire box Housing PC ABS fireproof material IP30 protection class Version V F026 Figure 2 Important Information i ee TONGDY Lo le 28 00 Always cut off power before mounting removing and 38 00 mh cco en eee 1 50 cleaning the indicator 8 00 Notice the supply power voltage of the indicator is 24VAC VDC m 60 00 aa Mounting and Wire Connection Follows the step 1to step 4 in Figure1 to remove the cover First prepare a flat head screwdriver and cut off the power Put the screwdriver deep inside of the hole on the top of the indicator Then slant the screwdriver and open the cover gently following steps from step 2 to step 4 Mount the indicator on the place where you want to detect VOC level Do not mount it near diffuser or any steam source in direct sunlight Mount the wall plate first there are two dimensions available see figure 2 Place the indicator against the wall at desired location make sure wires can be passed through the notch on the wall plate Connect wires to terminal strips see the label on the wall plate and fig 3 Make sure wiring connection correct and secure Follows steps in figure 4 to close the cover Figure 1 Open Cover
3. 0TSM VOC L101C Register Map Support Function 2 3 4 6 16 Starting Data Functi Read Wr Lengt Format Valid Response Defau Regist r Description on ite h lt Decimal 0 VOC 4 R 2 Float Measurement Floa big end t 2 Temperature 4 R 2 Float Measurement big end 4 Humidity 4 R 2 Float Measurement big end 6 VOC 4 R 1 INT16 Measurement INT 16 x10 7 Temperature 4 R 1 INT16 Measurement INT 16 x10 8 Humidity 4 R 1 INT16 Measurement INT 16 0 Modbus 3 6 R W 1 UINT16 1 255 1 Address 1 Modbus Baud 3 6 R W 1 UINT16 1 4800bps 4 Rat a 2 9600bps 3 14400bps 4 19200bps 5 38400bps 2 Modbus Parity 3 6 UINT16 1 None 1Stop Bit 2 Bit 2 None 2Stop Bit d Stop Bit ane RE 3 Odd 1Stop Bit 4 Even 1Stop Bit 6 Humidity 3 6 UINT16 5 99 50 Calibrate Object 10 Temperature 3 16 Float 3 0 3 0 0 0 Calibrate big end 38 Voc Current 3 16 Float 0 1 30 0 15 0 Calibrate Object big end 0 0 10v 4 20mA 2 UINT16 0 1 Relay Setpoint 2 UINT16 0 Choice 1 2 Relay Setpoint 2 UINT16 1 Choice 2 0 Relay 1 UINT16 0 OFF 1 ON Note Scan Rate gt 4000ms
4. VOC Detector with Relay CO2Meter com Model TO N 00 1 2 CO2 Measurement Specialists User Manual Specifications Gas detected Combustion gas and odorous gases within the room smoke body odor timber dope and toluene emitted by other building materials low concentration odorous gases ammonia H2S CO alcohol and natural gas Sensing element Semiconductor gas sensor from Figero Japan Measuring range 1 30ppm Power Supply 24VAC VDC Consumption 2 5W Load for analog output gt 5K Sensor query frequency Every 1s Warm up time 48 hours first time 10 minutes operational Six indicator lights 1st green light on when VOC measurement lt 5ppm 18 and 2 green lights on when 5pp gt m lt VOC measurement lt 10ppm st yellow light on when 10ppm lt VOC measurement 15ppm 15t and 2 yellow lights on when 15ppm lt VOC measurement lt 20ppm 1 red light on when 20ppm lt VOC measurement lt 25ppm 15t and 2 red lights on when VOC measurement gt 25ppm Modbus interface RS485 with 19200bps default 15KV antistatic protection independent base address Output resolution 10Bit Relay output Only for L101 One dry contact output rated switching current 2A resistance load The IAQ level selectable to control the relay action during four IAQ levels Operation 0 50 C 82 122 F 0 95 RH non condensing Storage conditions Net weight Dimensions O 50 32 122 5
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