Unitronics V200-18-E3XB, Руководство пользователя

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6 / 0 5 V 2 0 0 - 1 8 - E 3 X B
S n a p - i n I / O M o d u l e
Unitronics 13
Analog I/O’s Power Supply
Nominal operating voltage 24VDC
Operating voltage 20.4 to 28.8VDC
Quiescent current 70mA@24VDC
Max. current consumption 130mA@24VDC
Galvanic isolation
Analog power supply to bus Yes
Analog power supply to
analog inputs Yes
Analog power supply to
analog outputs Yes
Analog/ PT100/ TC Inputs
Number of inputs 4
Type of input Set via appropriate wiring and jumper settings.
Analog Inputs Power Supply
Galvanic isolation
Analog/PT/TC inputs to bus Yes
Analog/PT/TC inputs to
analog outputs Yes
Analog /PT/TC inputs to
Analog /PT/TC inputs No
Analog inputs
Input range 0-10V, 0-20mA , 4-20mA
Power supply See Analog I/O’s Power Supply above
Conversion method Succesive approximation
Resolution at 0-10V,
0-20mA 14-bit (16384 units). See Note 6.
Resolution at 4-20mA 3277 to 16384 (13107 units). See Note 6.
Conversion time Synchronized to cycle time
Input impedance >1M Ω —voltage
121.5 Ω —current
Absolute maximum rating ±20V—voltage
±40mA—current
Full-scale error ±0.4%
Linearity error ±0.04%
Status indication Yes. See Note 7.
Notes:
6. 12 or 14-bit resolution may be selected via software.
7. The analog value can indicate faults as shown below:
Value Possible Cause
16384 Input value deviates
slightly above
the input range
32767 -Input value deviates
greatly above
or
below
the input range
-Power supply disconnected