E Category Options and Descriptions

E01 NC/NO (Normally Closed or Normally Open)

Defines whether the circuit is in a conductive (open) or non-conductive (closed) state. Default: Non-conductive.

Options	RS-485 Numbers	Remarks
Normal Close	0	Default
Normal Open	1

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E02 OCT Info. (Output Control Terminal Definition)

Configures the operating mode of the OCT. Available options:

• OFF 、Alarm A、Alarm A + B、Alarm A + B + C Flow Alarm (adjustable via D05, D06, D07)

• Total Alarm (adjustable via D08, D09, D10)

• Pulse V2 (adjustable via E03, E14; see OCT Output page for usage details).

Default: OFF.

Options	RS-485 Numbers	Remarks
Alarm a	0
Alarm a b	1
Alarm a b c	2
Over Flowrate	3
Over Total	4
Pulse 2.0	5
Off	6	Default
Dosing	7

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E03 Pulse Width

Defines the pulse width when E02 is set to Pulse V2. Selectable values: 0.5 ms, 1 ms, 10 ms, 50 ms, 100 ms. Default: 0.5 ms.

Options	RS-485 Numbers	Remarks
0.5 ms	0	Default
1 ms	1
10 ms	2
50 ms	3
100 ms	4

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E04 Modbus ID

Configures the transmission protocol for Modbus ID. Default: 1.

Parameter Input Range	Values
Data Type	Int
Default	1
Minimum	1
Maximum	255

E05 Baud (Baud Rate)

Defines the Modbus communication baud rate. Options: 9600, 19200, 38400, 57600. Default: Disabled.

Options	RS-485 Numbers	Remarks
9600
19200
38400
57600
OFF		Default

The baud rate cannot be modified via RS485.

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E06 Iout Def. (Analogue Output Definition)

Defines the data output via analogue signal. Options: Off, Flow, Velocity, or Cumulative Flow. The unit corresponds to settings in the B category. Default: Off.

Options	RS-485 Numbers	Remarks
Flowrate	0
Velocity	1
Total	2
OFF	3	Default

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E07 4mA Value / 0mA Value

Sets the value corresponding to 0 mA or 4 mA. Default: 0. Positive and negative values are accepted, but this value must be less than the 20mA Value.

Parameter Input Range	Values
Data Type	float32
Default	0
Minimum	-100000
Maximum	100000

E08 20mA Value

Sets the value corresponding to 20 mA. Default: 100. Positive and negative values are accepted, but this value must be greater than the 4mA Value.

Parameter Input Range	Values
Data Type	float32
Default	100
Minimum	-100000
Maximum	100000

E09 Iout Error (Analogue Output Error Value)

Configures the output value when the flow value is outside the range defined by E07 and E08. Options:

1. 2.4 & 21.6 (Outputs 2.4 mA for values below E07, and 21.6 mA for values above E08).

2. 2.4 mA.

3. 21.6 mA.

4. 0 or 4 & 20 mA (Outputs 4 mA or 0 mA—depending on E13—for values ≤ E07 and 20 mA for values ≥ E08).

Default: 0 or 4 & 20 mA.

Options	RS-485 Numbers	Remarks
2.4 mA & 21.6 mA	0
2.4 mA	1
21.6 mA	2
4mA & 20mA	3	Default

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E11 4mA Adj. uA / 0mA Adj. uA

Allows fine-tuning of the 0 mA or 4 mA output value, in units of microamps (uA). Adjustments immediately affect output current for real-time verification.

• Positive values increase the output. Negative values decrease the output.

Parameter Input Range	Values
Data Type	float32
Default	0
Minimum	-2000
Maximum	2000

E12 20mA Adj. uA

Allows fine-tuning of the 20 mA output value, in units of microamps (uA). Adjustments immediately affect output current for real-time verification.

• Positive values increase the output. Negative values decrease the output.

Parameter Input Range	Values
Data Type	float32
Default	0
Minimum	-2000
Maximum	2000

E13 Analogue Output Range

Defines the analogue signal output range. Options:

• 4–20 mA

• 0–20 mA

Default: 4–20 mA. Modifying this parameter affects the options in E09. After changes, confirm that E09 settings meet requirements.

Options	RS-485 Numbers	Remarks
4 - 20 mA	0	Default
0 - 20 mA	1

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E14 Pulse V2 Unit

Specifies the flow volume per pulse. The unit is determined by B01 settings:

• L or m³: Litres (L)

• U.gal (US Gallon) or ft³: US Gallons

• I.gal (Imperial Gallon): Imperial Gallons

  Options	RS-485 Numbers	Remarks
  0.001 unit	0	Default
  0.002 unit	1
  0.003 unit	2
  0.005 unit	3
  0.007 unit	4
  0.01 unit	5
  0.02 unit	6
  0.03 unit	7
  0.05 unit	8
  0.07 unit	9
  0.1 unit	10
  0.2 unit	11
  0.3 unit	12
  0.5 unit	13
  0.7 unit	14
  1 unit	15
  5 unit	16
  10 unit	17
  50 unit	18
  100 unit	19

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E15 Byte Format

Refer to RS485 and Modbus RTU settings for details. This parameter cannot be modified via RS485.

Options	Remarks
N81	Default
N81
O81
E81

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E16 Bit Order

Refer to RS485 and Modbus RTU settings for details. This parameter cannot be modified via RS485

Options	Remarks
LSB first	Default
MSB first

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E17 Endianness

Refer to RS485 and Modbus RTU settings for details.

Options	RS-485 Numbers	Remarks
Big Endian	0	Default
Little Endian	1
Mid Big Endian	2
Mid Little Endian	3

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