YOKOGAWA CA700, Руководство по началу работы

Страница: 62 / 64

5-4
5.5 General and Common Specifications
Item Specifications
Standard
temperature
23°C ± 3°C, 20 to 80%RH (no condensation)
Function Common HOLD, Min/Max, RELATIVE, %span, scaling, alarm
Pressure Zero calibration, unit change, pressure switch test, leak test (period: 00:00:01 to 24:00:00)
Source Linear sweep and step sweep (15, 30, 45, 60 second intervals)
Internal HART communication resistor (250 Ω) ON/OFF
Memory Manual memory (date/time, display 1, display 2)
Logging (2000 data points max. at 1, 2, 5, 10, 30, 60 s intervals)
Device information, date/time, display 1 value, display 2 value
Transmitter calibration data (As Found, As Left)
Device information, calibration procedure, date/time, source value, measured value, error,
and pass/fail
Pressure switch test (As Found, As Left)
Device information, date/time, open value, close value, deadband, resistance
Leakage test
Device information, start date/time and data, end date/time and data, deviation, leak rate
Display update rate Approx. 300 ms (3 times per second)
Interface Select and switch between USB A mass storage device, USB mini B Communication Device Class,
and Mass Storage Class
External sensor Dedicated external sensor can be connected to the connector.
Display Dot matrix LCD (320×240 dots)
Backlight LED
Warm-up time Approx. 5 minutes
Power supply Six AA alkaline dry cells
Battery life Alkaline batteries
24 V loop power supply off during current measurement approx. 35 h (communication resistance on)
24 V loop power supply on during current measurement approx. 10 h (communication resistance on,
supplying 10 mA loop current)
Auto power-off feature Approx. 60 minutes; can be disabled
Insulation resistance Between input terminal and case and between input port and case: At least 100 MΩ (500 VDC)
Withstand voltage Between input terminal and case and between input port and case: 500 VAC for 1 minute
Protection level IP54
External dimensions Approx. 264 (W) × 188 (H) × 96 (D) (excluding protrusions)
Weight Approx. 2 kg
Operating temperature and
humidity
–10 to 50°C, 20 to 80%RH (no condensation)
Storage temperature and
humidity
–20 to 60°C, 20 to 80%RH (no condensation)