Analog Input module, I, 16 Bit, Iso. 8AI (600-250-7BH21)

Thông số kỹ thuật Helmholz Analog Input module 600-250-7BH21

General information

• Order number: 600-250-7BH21
• Article name: AI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
• Scope of delivery: AI 8 x I, 0/4-20 mA, ±20 mA, Iso., 16-bit
• Dimensions (DxWxH): 110 x 25 x 73 mm
• Weight: Approx. 110 g
• Number of inputs: 8
• Power dissipation: 1 W
• Parameter configuration length: 44 Bytes
• General error indicator: Red LED
• Hot-swap capable: Yes
• Hot-swap capable: Yes

Electrical isolation

• from the backplane bus: Yes
• Between the channels: Yes

Current draw

• External: Not needed
• Internal: Max. 140 mA

Measuring

• Measuring ranges / load resistance:
  • 0 … 20 mA / 50 ohms,
  • 4 … 20 mA / 50 ohms,
  • ±20 mA / 50 ohms
• Measuring method: Integration
• Measurement resolution: 15 bits + sign
• Interference frequency suppression: None | 10 Hz | 50 Hz | 60 Hz | 400 Hz
• Refresh rate / conversion rate: The conversion time will depend on the interference frequency suppression:
• None: 2 ms
• 400 Hz: 8 ms
• 60 Hz: 51 ms
• 50 Hz: 60 ms
• 10 Hz: 160 ms
• Diagnoses: Upper measuring range limit exceeded (overflow), Lower measuring range limit fallen below (underflow), Wire break (for 4 … 20 mA only), Parameter assignment error
• Process alarms: Upper and lower limit per channel

Error limits

• Operational error limit in the entire temperature range: ±0.2 % relative to the nominal range
• Basic error limit at 25 °C: ±0.1 % relative to the nominal range
• Temperature error: ±0.005 %/K relative to the nominal range
• Linearity error: ±0.05 %/K relative to the nominal range
• Repeating accuracy in steady state at 25 °C: ±0.05 %/K relative to the nominal range

Ambient conditions

• Ambient temperature: 0 °C … +60 °C
• Transport and storage temperature: -20 °C … +80 °C
• Relative air humidity: 95 % r H without condensation
• Protection rating: IP 20
• Certifications: CE, UL

UL

• Surrounding Air Temperature: 0 °C … +60°C
• Pollution degree: 2

CE

• Noise immunity: DIN EN 61000-6-2 “EMC Immunity”
• Interference emission: DIN EN 61000-6-4 “EMC Emission”
• Vibration and shock resistance: DIN EN 60068-2-6:2008 „Vibration“, DIN EN 60068-2-27:2010 „Shock”
• RoHS: Yes
• REACH: Yes

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