Units
Description
Definition
11
Asynchronous
Counter, 16-bit
The 16-bit counter value records counts up to 65535.
LCD: 0000
5.9.2 Output Units
Units
Description
Definition
0
Raw
Displays the raw A/D conversion data with data ranges from 0 to 65535. This units type is typically used only for
factory calibration.
LCD: Raw A/D hex value
1
4 to 20 mA
Analog unit. Modbus register contents are scaled such that 0 represents 4 mA and 65535 represents 20 mA.
LCD: 4.00mA–20.00mA
2
0 to 20 mA
Default analog input unit. Modbus register contents are scaled such that 0 represents 0 mA and 65535 represents 20
mA.
LCD: 0.00mA–20.00mA
3
Discrete (ON/OFF) Default discrete unit.
LCD: ON/OFF
4
0 to 10 V (Volts)
Analog unit using 0 to 10 V instead of current. Modbus register contents are scaled such that 0 represents 0 V and
65535 represents 10 V.
LCD: 0.00V–10.00V
5
Signed Analog, 0
to 10 V
For a signed value, such as temperature, that is to be converted to a voltage out value. Use null to set the start point
and span to define the range. The null value is the starting temperature to be associated with 0 V. The span is the
entire temperature range that is to be associated with 0 to 10 V.
LCD: 0.00V–10.00V
6
Signed Analog, 0
to 20 mA
For a signed value, such as temperature, that is to be converted to a mA out value. Use null to set the start point and
span to define the range. The null value is the starting temperature to be associated with 0 mA. The span is the entire
temperature range that is to be associated with 0 to 20 mA.
LCD: 0.00mA–20.00mA
7
Unsigned Analog,
0 to 20 mA
For unsigned values, such as a counter, that is to be converted to a mA out value. Use the null to set the start point
and span to define the range. The null value is the distance to be associated with 0 mA. The span is the entire distance
range that is to be associated with 0 to 20 mA.
LCD: 0.00mA–20.00mA
8
Signed Analog, 4
to 20 mA (A)
In older models, this units type is for degree Celsius conversions only. Use null to set the start point and span to define
the range. The null value is the starting temperature to be associated with 4 mA. The span is the entire temperature
range that is to be associated with 4 to 20 mA. For newer firmware models, type codes 8 and 9 are treated the same.
LCD: 4.00mA–20.00mA
9
Signed Analog, 4
to 20 mA (B)
In older models, this units type is for degree Fahrenheit conversions only. Use null to set the start point and span to
define the range. The null value is the starting temperature to be associated with 4 mA. The span is the entire
temperature range that is to be associated with 4 to 20 mA. For newer firmware models, type codes 8 and 9 are
treated the same.
LCD: 4.00mA–20.00mA
10
Unsigned Analog,
0 to 10 V
For an unsigned value, such as 0 to 20 mA, that is to be converted to a voltage out value. Use the null to set the start
point and span to define the range. The null value is the distance to be associated with 0V. The span is the entire
distance range that is to be associated with 0 to 10 V.
LCD: 0.00V–10.00V
11
Counter, 16-bit
The 16-bit counter value records counts up to 65535.
LCD: 0000
12
Unsigned Analog,
4 to 20 mA
For an unsigned value, such as 0 to 10 V, that is to be converted to a mA out value. Use the null to set the start point
and span to define the range. The null value is the distance to be associated with 4 mA. The span is the entire distance
range that is to be associated with 4 to 20 mA.
LCD: 4.00mA–20.00mA
5.9.3 Interpreting Register Values in the Banner Wireless System
The units conversion table defines the type and range of values for each type of I/O.
The wireless devices have many different units of measure for inputs including: milliamp (mA), voltage (V), temperature
(°C or °F), humidity (RH), or a raw 16-bit or 32-bit value. Outputs can be either current (4 to 20 mA, 0 to 20 mA) or
voltage (0 to 10 V dc). All values stored in Modbus registers are unsigned numbers, except for temperature readings. The
temperature readings are stored as signed numbers (two's complement).
Sure Cross
®
Performance DX80 Wireless I/O Networks
46
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