Saturday, January 22, 2011

【 Weak current College 】 secondary instrument General technical parameters 】


1. main electronic parameter specification
1. the parameters associated with the measurement:
1.1 digital instrument display code £ º 0 ~ 99, 999,-199 ~-1999 ~ 1999,-199.9 ~ 399.9,-199.9 ~ 999.9,-150.00 ~ 399.99,-100.000 ~ 499.999, optional
Basic error with digital instrument 1.2: ≤ ± (1% F.S + 1d), ≤ ± (0.05% F.S + 1d),
≤ ± (0.2% F.S + 1d), ≤ ± (0.05% F.S + 2d) optional
1.3 Magnetoelectric instrument fundamental errors: ¡ü ¡à 1.5% F.S, ≤ ± 2.5% F.S optional
1.4 24 hour indication of drift: ¡ü ¡à (0.3 × basic error limit)
1.5 input string pattern of interference: ¡ü ¡à 0.5 × basic errors
1.6 input common-mode noise impact: ¡ü ¡à 0.5 × basic errors
1.7 temperature coefficient: 0 ° c ~ 50 ° c range from 20 ° c ± 2 ° c ≤ (0.05 × basic error limit)/° c
1.8 thermocouple cold junction compensation range: 0 ° c ~ 50 ° c
1.9 thermocouple cold junction compensation error: ≤ ± 1 ° c, ≤ ± 2 ° c optional
2. adjust the parameters:
2.1 set point deviation: simulation processing digital instrument ≤ ± 2d
2.2 set error: dial or dial setting instrument ≤ ± 1% F.S; ≤ ± 1.5% F.S optional
2.3 can set range: dial or dial setting instrument º¨r 1 ~ 100% F.S
Analog-digital display instruments processed º¨r 1 ~ 100% F.S
Digital processing of instrument º¨r 1 ~ 100% F.S
2.4 backlash: simulation processing of instrument ≤ 0.5 × basic error; digital processing of instrument 0.2 ~ 20 adjustable
2.5 cycle time: analogue time proportional control instrument 40s ± 10s
Digital processing of instrument etc cycle 25s ± 5s
Driven solid state relays and SCR 2s ± 0.5s
2.6 PID adjustment instrument factory parameters set value: 5%; P = I = 210s D = 30s
3. the parameters associated with alarm
3.1 follow-limit alarm value: control value + (4% to 6% F.S) (default)
3.2 follow-lower limit alarm value: control values-(4% to 6% F.S) (default)
3.3 alarm value to set the time range: º¨r 1 ~ 100% F.S
3.4 alarm hysteresis: simulation processing of instrument ≤ 1.5% F.S; digital processing of instrument for 1d
4. control output-related parameters
4.1 relay output of electric shock: AC250V/5A (resistive load) or AC250V/5A (inductive load)
4.2 driver SCR pulse output: amplitude º¨r 3V, width of phase shift º¨r 40us or zero-crossing trigger pulse
4.3 driven solid state relay signal output: driving current º¨r 15Ma voltage º¨r 9V
4.4 built-in SCR 600V/1A output: (only for use with a Silicon-controlled rectifier anodes trigger)
4.5 analog output: 0 ~ 10Ma (load ≤ 1 K Ω); 4 ~ 20Ma (load ≤ 500 Ω)
0 ~ 5V (load º¨r 100 K Ω); 1 ~ 5V (load º¨r 100 K Ω)
4.6 acoustic alarm output: frequency is intermittent, 2300Hz hearing xiangqi sound pressure about 80Db/10mm
5. additional output-related parameters:
5.1 feed output: DC 5V ± 5%, 12V ± 5%, 24V ± 5% (load current ≤ 30Ma)
5.2 transmitting analog signal output:
5.2.1 DC output voltage: 0-1V, 0-2V, 5V, 0 ~ 1 ~ 5V, 0 ~ 10V, etc.
5.2.2 output current: 0 ~ DC 4 ~ 20Ma 10Ma, etc.
5.2.3 transmitting signal linear calibration error: ¡ü ¡à 0.2% F.S, ≤ ± 0.5% F.S, ≤ ± 1% F.S optional
5 .2.4 transmitting output amplitude error: ¡ü ¡à 0.2% F.S
Unless stated, the input signal and transmitting output analog signal for DC isolation between
5.3 communication output: RS-232 or RS-485;
6. the normal working conditions:
6.1 uses default values for the power supply: 220V ± 10% 50HZ ± 5%; power consumption of about 5W (high reliable TM power)
(Switch power type 90-260V 50 ~ 60HZ power consumption of about 5W)
Customizable using AC380V DC24V power specifications such as variety)
6.2 ambient temperature: 0 ~ 50 ° c
6.3 environment humidity: ≤85% RH
* Atmospheric conditions: non-corrosive gases or dust occasions
6.5 external magnetic field: ≤ 400A/m
7. other:
7.1 data outage protection: when using E2PROM over 10 years, using the built-in battery time specification
7.2 weight: 0.1KG---1.0KG
2. theinput signal and scope
Enter the name of indexing, the measuring range (° c) thermocouple Nickel-chromium-nickel-copper E0 ~ 0 ~ 200; 300; 0 ~ 400; 0 ~ 600 NI-CR-NI-SI-K0 ~ 0 ~ 300;400; 0 ~ 800; 0 ~ 1300 ptrh10-Platinum S0 ~ 1600; 700 ~ 1600 CU-Cu-Ni T-200 ~ 50; 0 to 200; 0 ~ 300; 0 ~ 400 iron-copper-nickel J0 ~ 0 ~ 300; 500; 0 ~ 30-800 RH RH 6B400 ~ 1800; 700 ~ 1800 RH RH 13-R0-1800; 700 ~ 1800 w 3 rhenium-tungsten rhenium 25WRe3-WRe250 ~ 2300 RTD copper resistance Cu500 ~ 50.0; 0 ~ 99.9; 0 ~ 150;-150.0 ~ 150.0 copper resistance Cu1000 ~ 50.0; 0 ~ 99.9; 0 ~ 150;-150.0 ~ 150.0 platinum resistance Pt1000 ~ 99.9; 0 ~ 199.9; 0 ~ 300;-50.0 ~ 50.0;-200 ~ 600; 0 ~ 399.9; 0 ~ 399.99;-100.000 ~ 300.000 platinum resistance PT10000 ~ 99.9; 0 ~ 199.9; 0 ~ 300;-50 ~ 400WFT-202 radiation takes F2700 ~ 2000AD590 class semiconductor sensor PN-50 ~ 500 2. other input signals:
For voltage, current, resistance, frequency, phase, passive, for input signal, you can use pressure, flow, level, humidity, liquid level, weight, dissolved oxygen, pH, the pH for the sugar content, measured.
Enter a name for the unit input range voltage mV0 to 20 Mv; 0 ~ 50 mV, 0-100 mV; and Hall, humidity sensor, and assorted voltage V0 ~ 5V (DDZ-Ⅱ, and assorted); 1 ~ 5V (DDZ-Ⅲ etc) current mA0 «10Ma (DDZ-Ⅱ etc); 4 ~ 20Ma (DDZ-Ⅲ etc) resistance 30 ~ 350 Ω and YTZ-150, remote pressure transmitter matching frequency F0 ~ 10KHZ; 0~20KHZ; 0 ~ 50KHZ; * ~ 100KHZ, passive contact KON OFF user specified/

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