Product description: |
This series of products using the latest microcontroller technology research and develop new products, it can be with different index number of thermocouple, heat resistance temperature sensor etc, with other DDZ - III, the DDZ - of type II electric unit combination instrument control system.Is now widely used in industrial production process temperature signal conversion in various fields. Product technical parameters The name saysSaid MingThe basic value error≤0.5%FS±1digLose,Out of the,sexRelay output3A/220VAC、3A/24VDCRelay output contact perceptual load, load on both ends must meet spark absorbing circuit;And load capacity.Simulation of analog output (DC)The 0 ~ 10 ma (load resistance < 1.5 K omega);4 ~ 20 ma (load resistance < 750 omega);0 ~ 5 v (load resistance omega 1 k or higher);1 ~ 5 v (load resistance omega 1 k or higher)The power output24 VDC / 50 ma or 24 VDC / 100 ma (two way) power outputCommunication interfaceInterface standardsRS485 (the user can specify the RS232)Transmission wayHalf duplexThe frame formatOne start bit, 8 data bits, one stop bitTransfer rateFrom 300 to 9600 BPS, parameters can be setOnline numberUp to 31 units, address parameter can be setThe network structureLines to 3 (or 2) multiple computer communication networkThe internal temperature compensation0 ~ 50 ℃ (< 0 ℃ when compensation according to 0 ℃)Using the environmentThe environment temperature0 ~ 50 ℃Environmental humidity≤90%RHPower supplyPower supply220 ac, 220 vac (switching power supply)24 VDC (switching power supply) or the user's special requirementsPower consumption≤6WHeavy volume≤400gThis series product main characteristics and functions: 1. Through a simple set of software and hardware, then the input index number, range, output signal types to choose parameters, such as setting, all set parameters can be permanent, and does not lose data when power supply drop. 2, Can be with isolated serial communication interface, transmission rate can be set free by buttons, with various input/ output communication function of the two-way communication equipment, and network control system. 3, The setting and debugging parameters available password lock, lock code can prevent wrong operation Product selection table The input signal types (table 1) : The signal codeInput points,Measuring rangeunitFor note1Thermal resistance Cu5050.0 ~ 150.0℃Thermal resistance current: 0.25 mA (100 omega / 0 ℃)The biggest lead resistance: 10 or less omega2Thermal resistance Cu10050.0 ~ 150.03Thermal resistance Pt100199.9 ~ 500.04Thermocouple B0 ~ 1800Below 400 ℃ regardless of the accuracy of measurement5Thermocouple S0 ~ 1600Below 200 ℃ regardless of the accuracy of measurement6Thermocouple E- 100 ~ 600B: not measuring accuracy under 400 ℃S: not measuring accuracy under 200 ℃R: not under 200 ℃ measurement precisionInput resistance: p 106 omegaThe biggest lead resistance: 100 omega or less7Thermocouple K.0 ~ 13008Thermocouple J- 100 ~ 10009Thermocouple T- 100 ~ 400AThermocouple R0 ~ 1700BThermocouple N0 ~ 1300CWRe3-WRe250 ~ 2300DWRe5-WRe260 ~ 2300Output signal types (table 2) : codeSaid Ming10The first primary circuit 0 ~ 10 ma output, the second loop without output20The first time road 4 ~ 20 ma output, the second loop without output11The first and second loop: 0 ~ 10 ma output21The first time road 4 ~ 20 ma output, the second loop 0 ~ 10 ma output12The first time road 0 ~ 10 ma output, the second loop 4 ~ 20 ma output22The first and second loop: 4 ~ 20 ma output |
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