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HE670ADC840

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SKU 2177114  UPC 0280641644454

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"Like New Condition"

Remanufactured

$1450

6 In Stock

2 Year warranty

*What is Remanufactured?

"Avg. Repair - 2 Days"

Repair Service

$1250

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2 Year warranty

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Other Available Revisions for the HE670ADC840 ABCDEFGHIJKLMNOPQRSTUVWXYZ

The HE670ADC840 provides eight analog channels with a resolution of 12-bits. Isolation levels are 400VDC (channel-to-channel) and 1,000VDC (channel-to-ground). The module changes the current input signals into digital values, which can be accessed through communications with the Bus Interface Unit. These modules are protected within the standard Field Control I/O case and are compatible with a variety of I/O bases providing flexible termination options.

 

Technical Specifications

Power Consumption 130mA from backplane
Number of channels 8
Range 4-20mA
Channel-to-Channel Isolation 400VDC
Channel-to-Bus Isolation 1,000VDC
Input Impedance 100 ohms
Output Format Set by BIU
Resolution 12-bits
Maximum error at 25°C ± 1% Full Scale
Operating Temperature 0 to 75°C
Relative Humidity 5% to 95%, non-condensing
Input Power Required Supplied by BIU

Technical Information

Power Consumption 130mA from backplane
Number of channels 8
Range 4-20mA
Channel-to-Channel Isolation 400VDC
Channel-to-Bus Isolation 1,000VDC
Input Impedance 100 ohms
Output Format Set by BIU
Resolution 12-bits
Maximum error at 25°C ± 1% Full Scale
Operating Temperature 0 to 75°C
Relative Humidity 5% to 95%, non-condensing
Input Power Required Supplied by BIU
  • Question: What is a HE670ADC840? Answer: The HE670ADC840 provides eight analog channels with a resolution of 12-bits. Isolation levels are 400VDC (channel-to-channel) and 1,000VDC (channel-to-ground). The module changes the current input signals into digital values, which can be accessed through communications with the Bus Interface Unit. These modules are protected within the standard Field Control I/O case and are compatible with a variety of I/O bases providing flexible termination options.
  • Question: What is the main power supply for the HE670ADC840? Answer: The main power source for the HE670ADC840 uses 130mA backplane.
  • Question: How can I minimize capacitive loading and noise? Answer: Shielded, twisted-pair extension wiring offers the best noise immunity. 
  • Question: Where should the shields be connected to? Answer: If shielded wiring is used, a good earth ground connection is critical.
  • Question: Can I change the number of channels or the voltage on this device? Answer: Yes, you can. This is an 8 channel unit.
  • Question: What is a good way to test the HE670ADC840? Answer: The best method to test this unit is to use a field control system and a handheld monitor to analyze channels with a 10Vdc generator.
  • Question: How to tell if your HE670ADC840 is faulty. Answer: Reference the response to each channel. 
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