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Multifunction EDAS Specifications

All specifications are typical at 25° C unless otherwise noted.


Multifunction EDAS Specifications

Analog Inputs

Analog Outputs

Digital Inputs and Outputs

Network Interface

Power Requirements

Physical Characteristics


Analog Inputs

Parameter

Conditions

Specifications

Number of Channels

Single-ended

16

 

Differential

8

Resolution

 

12-bits: (1 part in 4096)

 

 

16-bits: (1 part in 65,536)

Voltage Ranges

Gain = 1

0 - 10V, ±10V

 

Gain = 10

0 - 1V, ±1V

 

Gain = 100

0 - 0.1V, ±0.1V

Overvoltage Protection

Power on/Power off

12-bit:

 

 

±35V/ ±20V

 

 

16-bit:

 

 

-40 V to +55 V

Sampling Rate

16-bit:

12-bit:

 

Gain = 1

100kHz

 

Gain = 10 or 100

16-bit:

 

 

40kHz

 

 

2.5kHz

Gain Accuracy

12-bit:

12-bit:

 

Gain = 1

± 0.012%

 

Gain = 10 or 100

± 0.05% typical, ±0.25% max

 

16-bit:

16-bit:

 

Gain = 1

± 0.009%

 

Gain = 10 or 100

± 0.05% typical, ±0.25% max

Offset Voltage

Referenced to input

12-bit:

 

 

3mV

 

 

16-bit:

 

 

150 µV

Input Impedance

16-bit:

12-bit:

 

Differential mode

10**9 ohms / 50 pF

 

Common mode

16-bit:

 

 

10**10 ohms / 100 pF

 

 

10**10 ohms / 110 pF

Common Mode Range

Vcm = Vrange - (Vdiff * Gain)/2

±10V (DC + Peak AC) min

Rejection

12-bit:

12-bit:

 

Gain = 1

-85dB

 

Gain >= 10

-90dB

 

16-bit:

16-bit:

 

60Hz, 100 ohm imbalance

-90dB

Noise

12-bit:

12-bit:

 

RMS (all gains)

1.0 LSB

 

16-bit:

16-bit:

 

Gain = 1

2 LSB RMS

 

Gain = 10

3 LSB RMS

 

Gain = 100

6 LSB RMS

Linearity Error

Full-scale range

12-bit:

 

 

0.024%

 

 

16-bit:

 

 

0.005% (3.0 LSB)

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Analog Outputs

Parameter

Conditions

Specifications

Number of Channels

 

2

Resolution

 

12 bits (1 part in 4096)

Voltage Ranges

 

±10V

Load Current

 

±5mA

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Digital Inputs and Outputs

Parameter

Conditions

Specifications

Number of Ports

8 channels (bits) per port

2, programmable for input or output

Input Levels

 

TTL-compatible (Schmitt Trigger)

Input Current

Port 0 (High Level/ Low Level)

20µA / 200µA

 

Port 1 (High Level/ Low Level)

5µA / 5µA

Output Levels

 

TTL compatible

Output Current

Port 0 (Source/Sink)

15mA/ 24mA

 

Port 1 (Source/Sink)

15mA/ 64mA

 

Counters

 

General Purpose

 

24-Bit

Number of Channels

 

Up to 16

Max Input Frequency

TTL-level input

250Hz

High Speed

 

16-Bit

Number of Channels

 

1 (input only)

Max Input Frequency

TTL-level input

250kHz

 

TimeBase Generator

 

Type

Crystal-based

Rate Generator (32-bit)

Number

 

1

Resolution

 

125 ns

Output Frequency Range

 

0.001 Hz to 1 MHz

 

Serial Ports

 

RS-232

 

 

Connector

 

DE-9

Communication

 

Serial Asynchronous, ASCII

Supply Voltages

3k ohm Load

±6V TX

 

 

16-bit:

 

 

RX active

RS-485 (EDAS-1002E-2A)

 

 

Connector

 

3-wire screw terminal block

Communication

 

 

Isolation

1 Minute

1600 Vrms

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Network Interface

Parameter

Conditions

Specifications

Type

 

Ethernet 10Base-T (RJ45)

System Throughput

Unloaded network

8 kHz

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Power Requirements

Parameter

Conditions

Specifications

Voltage Range

AC or DC

15 to 28 VAC, 20 to 40 VDC

Current Requirements*

24VAC, No Load/1A Load

350mA/650mA

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Physical Characteristics

Parameter

Conditions

Specifications

Size

 

9.00" D x 5.57" W x 1.52" H (aprx.)

 

 

22.86 cm D x 14.15 cm W x 3.86 cm H

OEM, (Board Only) Versions

 

8.50" D x 5.28" W x 1.10" H

 

 

21.59 cm D x 13.41 cm W x 2.79 cm H

Operating Temperature Range

 

0 to 50° C**

*The on-board power supply circuit can supply up to 1A @ 5VDC to termination panels through the 50-pin I/O connectors.

 

 

**All specifications are typical at 25° C unless otherwise noted.

 

 

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