? 정밀 분석용 DataChart Recorder (DC1250) 
(Portable 100 samples per second Recorder) 
◐ 개요(DataChart 1250 Overview) 
▶ DC1250모델은 2채널 digital recording으로 2 universally 입력신호(isolated inputs)가 가능 하다. 
▶ 입력신호는 DC voltage, DC current, 온도센서(thermocouples), 저항센서(RTD’s), 주파수(frequency), 펄스(pulse) inputs이 가능하다. 

▣상세설명
▶ 4 내부 입력 알람 포인트(internal alarm set points), 2 알람 릴레이 출력(alarm relay outputs), 1개의 디지털 입력(digital control input)등 기본채널에 제공. 
▶ Small package size의 미니형 데이터 레코딩 시스템 
▶ 최대 초당 100 samples 데이터 저장 가능하여 순간 생산라인 미세 변동상황(process signals anomalies) 추적에 최적▶ CF 카드 (CompactFlash™ card)로 2G바이트로 대용량 데이터 저장.. 
? 통신(Communicate) 
● 본체 정면의 USB 포트로 PC로 직접 연결로 실시간 데이터 분석 및 CompactFlash™ card로 Data 연속저장. 

? LCD화면(Bright and Clear Display) 
● 고정밀 LCD화면 (highly reflective twisted nematic LCD display with a bright white LED backlight). 
● 실시간 디지털 데이터, 트렌드를 쉽게 선택 가능하다. 

? 다목적 사용전원(Versatile Power) 
● 기본 단상 전원 (100 to 240Vac 50/60Hz). 
● 외부 파워서플라이, 건전지 전원 DC12-24Vdc 입력 가능. (Option) 
● 실시간 시간 설정은 내부 RAM장착으로 전원이 OFF 되어도 소실되지 않음. 
● 내부장착 충전용 NiMH batteries로 Wireless Power로 작동 가능 (최대 8시간 연속 작동) 

▶ 회전 수 측정 특성(Measure RPM) 
● Monarch사 제품의 다양한 타코센서 연결 가능. 
● 측정 및 화면표시, 데이터 저장능력( 5 - 600,000RPM) 
● 특수 정밀 signal (0 - 5V TTL) 직접연결 가능. 

? 제품사양 (DataChart 1250 Specifications) 

◐ 사용전원(Input Power: Standard): 
1. 9 Vdc +/- 0.5Vdc @ 5VA (depends on external loads) provided by external AC wall transformer (provided), nonisolated. 
2. 100-240Vac 50/60Hz 
▶ 옵션(Option): 
1. Isolated 12-24 Vdc input power available 
(not compatible with internal battery pack option below). 
▶ 옵션 (Option): 
1. Internal battery pack provides uninterrupted operation and controlled shutdown during blackout. 6Vdc, 2400mAH NiMH - Backup Time; 8 hours typical (depends on external load). 
◐ 출력(Output): 
1. 2 outputs 5Vdc @ 50mA to power external sensors. 

◐ 채널 수(Number of Channels): 
1. 2 universal, user selectable. 

◐ 절연(Isolation): 
2. 300V AC/DC channel input to chassis ground 

◐ 전압 입력범위(DC Input): Voltage 
▶ 범위(Ranges): 
1. 0-250mV 
2. 0-1.25V 
3. 0-2.5V 
4. 0-5V 
5. 0-12.5V 
6. 0-25V 
▶ 정밀도(Accuracy): 0.1% of reading 
▶ 화면표시 능력(Resolution): 0.025% of full scale 

◐ 전압 입력범위(Current) 
▶ 범위(Ranges): 
1. 0-20mA 
2. 4-20mA 
3. 0-50mA 
▶ 정밀도(Accuracy): 0.1% of reading excluding 250 ohm external shunt (required). 
▶ 화면표시 능력(Resolution): 0.025% of full scale 

◐ 온도센서 측정범위 및 정밀도(Thermocouple): Accuracy: 
1. 0.3% of full scale (typical). 
2. Ambient Temperature Sensor Accuracy: +/-1.5°C Type Range 
☞ J -100 to 760°C ±2°C (-148 to 1400°F ±3°) 
☞ K -100 to 1000°C ±2°C (-148 to 1830°F ±3°) 
☞ T -100 to 400°C ±2°C (-148 to 750°F ±3°) 
☞ E -80 to 400°C ±2°C (-112 to 750°F ±3°) 

◐ 저항센서 측정범위 및 정밀도(RTD): Accuracy: 0.3% of full scale (typical). 
▶ 화면표시 능력(Resolution): 0.1°C 
▶ 타입 별 범위(Ranges): 
1. 100 Ohm Pt 385: -100 to 750°C (-148 to 1380°F) 
2. 100 Ohm Pt 392: -100 to 750°C (-148 to 1380°F) 
3. 2 or 3 wire. 

◐ 주파수 입력범위(Frequency Input (Hz)/ Range): 
1. 0 - 10,000 Hz 
2. 0 - 600,000 RPM 
◐ RPM 입력범위 및 정밀도(Speed Input (RPM)): Accuracy: 
1. Freq: ±1 Hz; RPM: ±1 RPM below 
2. 9,999 RPM; ±10 RPM above 9,999 RPM 
▶ Input: Low 3.0 100k ohms 
◐ 측정 범위(Measurement Rate): Up to 100 samples/sec per channel. 
◐ 수치 기능(Math Function): Y = mx + b; average, hi peak, low peak. 
◐ 저잠매체(Media): CompactFlash™ to 2 GB. 
◐ 화면표시(Display): 
1. LCD Graphics, 160 x 80 pixels, black FSTN with white LED backlight. 
2. User controlled backlight level and contrast adjust (electronic). 

◐ 화면표시 모드(Display Modes): Trending (horizontal), Large dual digital readout, mixed mode. 
◐ 기능버튼(User Interfac)e: 5 button keypad (dual function buttons). 
◐ 시계기능(Clock): 
1. Auto leap year and daylight savings adjustment. 
2. Internal battery back-up. 

◐ 알람 출력(Relay Output): Two alarm outputs: 30V 0.5A Form A relays 
◐ Opto-isolated Input: One input, 5 to 12Vdc activation @ 10mA typical. 
◐ 소리음 기능(Audible): Internal beeper (multiple tones). 
◐ 외형치수(Dimensions): Front panel: 96mm x 96mm (1/4 DIN) x 152mm (3.78 x 3.78 x 6 inches). 
◐ 사용환경(Environmental): Indoor Use Only: 
1. Installation Category II: per IEC 664 
2. Pollution Degree Level II per IEC61010-1 
3. Temperature: -10°C to 50°C operating per 61010-1 
4. Humidity: maximum relative humidity 80% for temperatures up to 31°C, decreasing linearly to 50% relative humidity at 40°C. 
5. Optional: USB Front panel USB 2.0 slave port for data and remote real-time display when using Navigator software. 

 ◎ 진동센서 : LP202 Loop Powered Velocity Sensor Specifications
**Performance Specifications
*Output: 4-20 mA
*Measurement Range: 0 to 25.4 mm/sec RMS.
*Frequency Range:  10-1000 Hz

 ◎ AC to DC Power Supply Specifications
*Input Voltage: 105-125 VAC, 47 to 420 Hz, single phase.
*Output Voltage: 24 VDC.
*Output Current: 1500 mA.
*Line & Load Regulation: ±1%
*Ripple: 150 mV P-P
*Operating Temperature: -20 to +60°C.
*Storage Temperature: -40 to +85°C.
*Size/Weight: 3.7 x 3 x 2.2 inches / 9.5 oz.

◎  Ordering Information
Part Number  :  Description
* DC1250-S00 : DC1250 2-channel Paperless Recorder
*MAS250R : 250 Ohm Precision Resistor
*LP202 :  Loop-powered Vibration Transmitter with 20 foot integral cable
*LP202PS :  AC to DC power Supply