18PP-622-R [MSYSTEM]
Rack-mounted DCS Signal Conditioners 18-RACK;
| 型号： | 18PP-622-R |
| 厂家： | 
M-SYSTEM |
| 描述： | Rack-mounted DCS Signal Conditioners 18-RACK DCS 分布式控制系统 |
| 文件： | 总3页 (文件大小：112K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
MODEL: 18PP
Rack-mounted DCS Signal Conditioners 18-RACK
POWER INPUT
DC Power
R: 24 V DC
PULSE ISOLATOR
Functions & Features
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
• Galvanically isolating pulse rate signals
• Input frequency = output frequency
• Second channel output available at the front terminals
and at the Standard Rack connector
• Excitation
GENERAL SPECIFICATIONS
Construction: Rack-mounted; terminal access via screw
terminals on the front and connector on the rear; terminal
cover provided
Connection
Typical Applications
Input: M3.5 screw terminals (torque 0.8 N·m)
Output 1: Connector
• Isolating field pulse signals in order to reduce noises
Output 2: M3.5 screw terminals (torque 0.8 N·m)
and connector
Power input: Supplied from connector
Screw terminal: Nickel-plated steel
Isolation: Input to output 1 to output 2 to power
Frequency range: Input and output are the same.
Chattering protection: Filter provided for mechanical
contact input
MODEL: 18PP–[1]22–R
ORDERING INFORMATION
• Code number: 18PP-[1]22-R
Specify a code from below for [1].
(e.g. 18PP-322-R)
• Frequency range (e.g. 0 – 1000 Hz)
[1] INPUT
1: Mechanical contact (max. 5 Hz)
2: Open collector (max. 10 kHz)
3: Voltage pulse (max. 10 kHz)
4: Two-wire current pulse, receiving resistor 200 Ω
(max. 10 kHz)
5: Two-wire current pulse, receiving resistor 510 Ω
(max. 10 kHz)
6: Two-wire current pulse, receiving resistor 1 kΩ
(max. 10 kHz)
OUTPUT 1
2: Open collector (max. 10 kHz)
OUTPUT 2
2: Open collector (max. 10 kHz)
(Output 1 and 2 frequency is equal)
18PP SPECIFICATIONS
ES-1861 Rev.7 Page 1/3
http://www.m-system.co.jp/
MODEL: 18PP
Convert the current to the voltage for the amplitude.
INPUT SPECIFICATIONS
Excitation: 12 V DC ±10 % @ 40 mA; shortcircuit protection
■ Open Collector
OUTPUT SPECIFICATIONS
Open collector
Input pulse sensing: DC coupled
Pulse width time requirement: ≥ 20 μsec. for ON and OFF
Sensing: Approx. 12 V DC @ 3 mA
Rating: 30 V DC @ 100 mA (resistive load)
Maximum frequency: 10 kHz
Saturation voltage: 0.5 V DC
ON/OFF level: ≤ 200 Ω / 5 V for ON, ≥ 100 kΩ / 7 V for OFF
■ Mechanical Contact
Input pulse sensing: DC coupled
INSTALLATION
Pulse width time requirement: ≥ 20 msec. for ON and OFF
Sensing: Approx. 12 V DC @ 3 mA
Current consumption: Approx. 80 mA
Operating temperature: -5 to +55°C (23 to 131°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Standard Rack 18BXx or 18KBXx
Weight: 150 g (0.33 lb)
ON/OFF level: ≤ 200 Ω / 5 V for ON, ≥ 100 kΩ / 7 V for OFF
Time constant: 10 msec. (able to cancel it by changing
jumper, J6)
■ Voltage Pulse: Square or sine waveform
Input pulse sensing: AC coupled
Input impedance: ≥ 10 kΩ
PERFORMANCE
(Refer the graph and tables below for waveform, detection
level range, the minimum amplitude, pulse width (duty
ratio) and frequency requirements)
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @ 1 minute
(input to output 1 or output 2 or power)
500 V AC @ 1 minute
Square Waveform
Pulse width is the smaller of TH or TL.
(output 1 to output 2 to power)
1500 V AC @ 1 minute
Duty ratio = frequency
× TH × 100 (%)
(input or output or power to ground)
TH
1 – 50Vp-p
TL
Sine or similar waveform
The input frequency range is 10 Hz to 10 kHz.
1 – 50Vp-p
0V
Detection level range: -50 to +50 V; max. 50 Vp-p
Waveform requirements
Square Waveform
FREQUENCY RANGE
0 to 10 kHz
AMPLITUDE
PULSE WIDTH & DUTY RATIO
1 to 3Vp-p
Duty 50 10%
0 to 10 kHz
Min. 3Vp-p Min. 60 µsec.*
*When the frequency is 6 kHz or more, the pulse
width is 30 µsec. or more.
Sine or similar waveform
FREQUENCY RANGE
50 Hz to 10 kHz
10 Hz to 10 kHz
AMPLITUDE
1 to 3Vp-p
Min. 3Vp-p
PULSE WIDTH & DUTY RATIO
-
-
■ Two-wire Current Pulse
Input pulse sensing: AC coupled
Refer to the table above for the minimum amplitude, pulse
width (duty ratio) and frequency requirements.
18PP SPECIFICATIONS
ES-1861 Rev.7 Page 2/3
http://www.m-system.co.jp/
MODEL: 18PP
EXTERNAL DIMENSIONS unit: mm (inch)
2–M3
SCREW
8–M3.5
7 (.28)
SCREW
7 (.28)
24 (.94)
32 (1.26)
78 (3.07)
TERMINAL ASSIGNMENTS
7
8
5
6
1
2
3
4
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
Isolation
Weveform
Shaper
Output
Driver
+
–
1
2
3
4
7
8
5
+
–
INPUT
OUTPUT 2
6
*
SENSOR EXCITATION
+
Output
Driver
12V Supply
OUTPUT 1
OUTPUT 2
POWER
*4kΩ attached for mechanical contact and open collector input.
200Ω, 510Ω or 1kΩ attached for two-wire current pulse input (jumper selectable).
Specifications are subject to change without notice.
18PP SPECIFICATIONS
ES-1861 Rev.7 Page 3/3
http://www.m-system.co.jp/
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