R3-LC2S [MSYSTEM]
Remote I/O R3 Series STRAIN GAUGE INPUT MODULE;
| 型号： | R3-LC2S |
| 厂家： | 
M-SYSTEM |
| 描述： | Remote I/O R3 Series STRAIN GAUGE INPUT MODULE 输入元件 |
| 文件： | 总3页 (文件大小：125K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
MODEL: R3-LC2
Internal power: Via the Installation Base (model: R3-BSx)
Screw terminal: Nickel-plated steel
Remote I/O R3 Series
Isolation: Input 1 to input 2 to contact input 1 to contact
input 2 to internal bus or internal power
Input range: Selectable with the side DIP SW
Conversion rate: Selectable with the side DIP SW
RUN indicator: Bi-color (red/green) LED;
Red when the bus A operates normally;
Green when the bus B operates normally;
Amber when both buses operate normally.
ERR indicator: Bi-color (red/green) LED;
Red with input abnormality;
STRAIN GAUGE INPUT MODULE
(2 points, isolated)
27.5 (1.08)
130
(5.12)
Green in normal operating conditions.
109
(4.29)
mm (inch)
INPUT SPECIFICATIONS
■ Strain Gauge Input
MODEL: R3-LC2[1][2]
•Strain Gauge
Rated output from strain gauge:
0.0 – 1.0 mV/V (-5.0 – +5.0 mV, span 1.0 – 10 mV)
0.0 – 3.0 mV/V (-15.0 – +15.0 mV, span 5.0 – 30 mV)
•Excitation: 5 V
ORDERING INFORMATION
• Code number: R3-LC2[1][2]
Specify a code from below for each of [1] and [2].
(e.g. R3-LC2W/Q)
Maximum current: 60 mA
Load resistance: 85 Ω minimum
■ Contact Input
• Specify the specification for option code /Q
(e.g. /C01/SET)
Number of input: 3 points (zero, span, tare adjustments) per
input channel, 6 points in total
Isolation: Optical isolator + transformer (internal power
supply)
NO. OF CHANNELS
2: 2
Input resistance: Approx. 5.9 kΩ
Common: Negative commons, every 3 points
Contact detecting: 13 V DC
[1] COMMUNICATION MODE
S: Single
(max. 24 V DC with no load)
ON current/resistance: ≥ 1.5 mA, ≤ 1.5 kΩ
OFF current/resistance: ≤ 0.75 mA, ≥ 18 kΩ
Detection levels
W: Dual
[2] OPTIONS
blank: none
ON: ≥ 10 V
/Q: With options (specify the specification)
OFF: ≤ 4 V
SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
INSTALLATION
Operating temperature: -10 to +55°C (14 to 131°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Atmosphere: No corrosive gas or heavy dust
Mounting: Installation Base (model: R3-BSx)
Weight: 250 g (0.55 lb)
/C02: Polyurethane coating
/C03: Rubber coating
EX-FACTORY SETTING
/SET: Preset according to the Ordering Information Sheet
(No. ESU-8371)
GENERAL SPECIFICATIONS
Connection
Internal bus: Via the Installation Base (model: R3-BSx)
Input: M3 separable screw terminal (torque 0.5 N·m)
R3-LC2 SPECIFICATIONS
ES-8371 Rev.4 Page 1/3
http://www.m-system.co.jp/
MODEL: R3-LC2
PERFORMANCE
Conversion accuracy: Refer to the table at the end of this
section.
Conversion rate: 160 / 80 / 40 / 20 msec. selectable
Data range: 0 – 10000 of the input range
Data allocation: 4
Current consumption: 300 mA
Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) of max. span
Excitation supply: 5 V ±250 mV
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @ 1 minute
(input 1 to input 2 to contact input 1 to contact input 2 to
internal bus or internal power)
2000 V AC @ 1 minute (power input to FG; isolated on the
power supply module)
Conversion accuracy (%) / Resolution (µV)
RATE
160 msec. 80 msec. 40 msec. 20 msec.
RANGE
0.0 – 1.0mV/V 0.1 / 0.15 0.2 / 0.3
0.4 / 0.6
0.4 / 2.0
0.8 / 1.2
0.8 / 4.0
0.0 – 3.0mV/V
0.1 / 0.5
0.2 / 1.0
EXTERNAL VIEW
■
FRONT VIEW
■ SIDE VIEW
RUN LED
ERR LED
1
11
2
SW1
SW3
ON
Input Range
12
3
8
7
6
5
4
3
2
1
4
3
2
1
13
4
Input 2
14
5
Conv.
Rate
15
6
16
7
Input 1
17
8
18
9
ON
19
10
20
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)
27.5 (1.08)
109 (4.29)
POSITIONING
GUIDE
1
11
2
20–M3
SCREW
12
3
13
4
14
5
15
6
16
7
17
8
18
9
19
10
20
TERMINAL
COVER
R3-LC2 SPECIFICATIONS
ES-8371 Rev.4 Page 2/3
http://www.m-system.co.jp/
MODEL: R3-LC2
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
RUN LED ERR LED DIP SW
Input Circuit
STRAIN
GAUGE
INTERNAL BUS A
Communication
Circuit
+
1
2
3
4
5
INTERNAL BUS B *
INPUT 1
–
+
–
INPUT 1
EXC. 1
INTERNAL POWER
15
20
Input Circuit
ZERO
ADJ.
+
+
+
–
11
12
13
14
CONTACT
INPUT 1
SPAN
ADJ.
TARE
ADJ.
0V
Control
Circuit
Input Circuit
STRAIN
GAUGE
+
6
7
INPUT 2
–
INPUT 2
+
–
8
EXC. 2
9
10
Input Circuit
ZERO
ADJ.
+
+
+
–
16
17
18
19
CONTACT
INPUT 2
SPAN
ADJ.
TARE
ADJ.
0V
*For dual redundant communication.
Contact Input Circuit
ZERO
ADJ.
+
SPAN
ADJ.
+
+
Control
Circuit
TARE
ADJ.
+
–
–
Excitation Supply
Specifications are subject to change without notice.
R3-LC2 SPECIFICATIONS
ES-8371 Rev.4 Page 3/3
http://www.m-system.co.jp/
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