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R7L Datasheet(PDF) 13 Page - M-System Co.,Ltd. |
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R7L Datasheet(HTML) 13 Page - M-System Co.,Ltd. |
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13 / 26 page  MODEL: R7L R7L SPECIFICATIONS ES-7804 Rev.13 Page 13/26 http://www.m-system.co.jp/ DC VOLTAGE/CURRENT INPUT MODULE, 4 points MODEL: R7L-SV4 SPECIFICATIONS Isolation: Input 0 to input 1 to input 2 to input 3 to power input or LonWorks or FG Converted data range: 0 – 100.00 of the input range Linearization: Standard Input range Wide span voltage: -10 – +10 V DC(*), -5 – +5 V DC, 0 – 10 V DC, 0 – 5 V DC, 1 – 5 V DC; (*) Factory setting Narrow span voltage: -1 – +1 V DC, 0 – 1 V DC, -0.5 – +0.5 V DC, 0 – 0.5 V DC; Current range: -20 – +20 mA DC, 0 – 20 mA DC, 4 – 20 mA DC (Input range is selectable using the LNS Plug-in Software (model: R7LPLG)) Cold junction compensation: CJC sensor attached to the input terminals • Input resistance Wide span voltage: ≥ 1 MΩ Narrow span voltage: ≥ 100 kΩ Current range: 70 Ω Conversion rate / conversion accuracy: 80 msec. / ±0.1 % Temperature coefficient: ±0.015 %/°C (±0.008 %/°F) FUNCTIONAL BLOCKS The following Functional Blocks are usable. Refer to the instruction manual for detailed information. • NodeObject (extension module setting) • fbCNT (count) • fbSV (DC voltage/current input, input range) • fbARM (alarm output) • fbCV (scaling) • fbLED (LED function) • fbDOEX (discrete output, extension module) • fbDIEX (discrete input, extension module) TERMINAL ASSIGNMENTS 10 VL0 11 I0 12 VL1 1 VH0 2 COM0 3 VH1 13 I1 4 COM1 14 NC 5 NC 15 VL2 6 VH2 16 I2 7 COM2 17 VL3 8 VH3 9 COM3 18 I3 NO. ID FUNCTION NO. ID FUNCTION 1 VH0 Wide span volt. 0 10 VL0 Narrow span volt. 0 2 COM0 Common 0 11 I0 Current range 0 3 VH1 Wide span volt. 1 12 VL1 Narrow span volt. 1 4 COM1 Common 1 13 I1 Current range 1 5 NC No connection 14 NC No connection 6 VH2 Wide span volt. 2 15 VL2 Narrow span volt. 2 7 COM2 Common 2 16 I2 Current range 2 8 VH3 Wide span volt. 3 17 VL3 Narrow span volt. 3 9 COM3 Common 3 18 I3 Current range 3 CIRCUIT DIAGRAM Input Circuit Comm. Circuit Control Circuit 1 VH0 ■ Input Connection Examples VHn VLn In + – COMn 10 VL0 11 I0 2 COM0 INPUT 0 Input Circuit 3 VH1 12 VL1 13 I1 4 COM1 INPUT 1 Input Circuit 6 VH2 15 VL2 16 I2 7 COM2 INPUT 2 Input Circuit 8 VH3 17 VL3 18 14 I3 9 5 COM3 INPUT 3 WIDE SPAN VOLTAGE VHn VLn In + – COMn NARROW SPAN VOLTAGE VHn VLn In + – COMn Be sure to close across VLn and In terminals for a current input. CURRENT RANGE 4 7 6 3 2 5 1 FG NET2 NET2 NET1 NET1 V (–) U (+) LONWORKS LONWORKS |
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