Level Indicating
Controller LFC128-2
FA'A'OA'OGA FA'A'OA'O MO LE VAEGA FA'A'OA'O LE PULE LFC128-2
LFC128-2-MN-EN-01 JUN-2020

LFC128-2 Fa'atonu Fa'aaliga Tulaga Maualuga

O lenei pepa e fa'aoga mo oloa nei

SKU	LFC128-2	HW Ver.	1.0	FW Ver.	1.1
Fa'ailoga o mea	LFC128-2	Pule Fa'ailoga La'asaga, 4AI/DI, 4DI, 4xRelay, 1xPulse Output, 2 x RS485/ModbusRTU-Slave Feso'otaiga

Galuega Suiga Log

HW Ver.	FW Ver.	Aso Fa'asalalau	Galuega Suiga
1.0	1.1	IUNI-2020

Folasaga

LFC128-2 o se faʻaaliga maualuga maualuga faʻaalia. O le oloa e tuʻufaʻatasia le Modbus RTU faʻaoga e fesoasoani ai i le PLC / SCADA / BMS ma soʻo se IoT port e mafai ona faʻafesoʻotaʻi e mataʻituina. LFC128-2 o loʻo i ai se mamanu faigofie ae mamana ma 4 AI / DI, 4 DI, 4 Relays, 1 Pulse pulse output, 2 RS485 Slave ModbusRTU faʻatagaina i latou e faʻafesoʻotaʻi ma le tele o masini faigofie. Faʻatasi ai ma tekonolosi faʻapitoa e maua ai le mautu maualuga ma le faʻamaoni, tele o galuega, faʻapipiʻi faigofie ma le paʻi paʻi ma le faʻafeiloaʻiga faʻafeiloaʻi fesoasoani vaʻaia mataʻituina tulaga.

Fa'amatalaga

Fa'afuainumera Fa'aulu	04 x Ports, opto-coupler, 4.7 kohms input resisrtance, 5000V rms isolation, Logic 0 (0-1VDC), Logic 1 (5-24VDC), Functions: logic status 0/1 or Pulse counting (32 bit counter with max 4kHz pulse)
Faʻaaigoa Faʻamatalaga	04 x Ports, select between 0-10VDC input or 0-20mA input, 12 bit Resolution, can be configured as Digital input by DIP switch (max 10VDC input) The AI1 port is a 0-10 VDC / 4-20 mA level sensor connection port
Fa'asologa o Galuega	04 x Ports, electro-mechanical Relays, SPDT, contact rating 24VDC/2A or 250VAC/5A, LED indicators
Uaua Galuega Faatino	01 x Ports, open-collector, opto-isolation, max 10mA and 80VDC, On/off control, Pulser (max 2.5Khz, max 65535 Pulses) or PWM (max 2.5Khz)
Fesootaiga	02 x ModbusRTU-Slave, RS485, saoasaoa 9600 poʻo le 19200, faʻailoga LED
Toe seti faamau	For resetting 02 x RS485 Slave port to default setting (9600, None parity, 8 bit)
Ituaiga mata	Pa'i lau
Paoa sapalai	9..36VDC
Fa'atauga	200mA @ 24VDC sapalai
Ituaiga fa'apipi'i	Mauga laupapa
Tigaina poloka	pitch 5.0mm, fua faatatau 300VAC, tele uaea 12-24AWG
Galulue vevela/sūsū	0..60 degC / 95%RH e le fa'asa'o
Fua	H93xW138xD45
mamafa mama	390 kalama

Ata o oloa

Fa'atinoga Fa'avae

5.1 fesoʻotaʻiga Modbus

02 x RS485/ModbusRTU-Slave
Maliega: Modbus RTU
tuatusi: 1 – 247, 0 is the Broadcast address
Fuafuaga o le Baud: 9600, 19200
Tutusa: leai se tasi, ese, tutusa

• LED fa'ailoga tulaga:
• Led on: modbus communication OK
• Led blinking: received data but modbus communication incorrect, due to wrong Modbus configuration: address, baudrate
• Led off: LFC128-2 received no data, check the connection

Memmap resitala
FAITAU faʻaaoga le poloaiga 03, TUSI faʻaaoga le poloaiga 16
Fa'atonuga masani:

• Tuatusi: 1
• Baudrate slave 1: 9600
• Parity slave 1: none
• Baudrate slave 2: 9600
• Parity slave 2: none

Modbus Resitala	Hex adr	# of registers	Fa'amatalaga	Avanoa	Fa'atonu	Fa'asologa	Meatotino	Faamatalaga
0	0	2	fa'amatalaga masini		LFC1	manoa	Faitau
8	8	1	DI1       DI2: digital status	0-1		uint8	Faitau	H_byte: DI1 L_byte: DI2
9	9	1	DI3       DI4: digital status	0-1		uint8	Faitau	H_byte: DI3 L_byte: DI4
10	A	1	AI1      AI2: digital status	0-1		uint8	Faitau	H_byte: AI1 L_byte: AI2
11	B	1	AI3      AI4: digital status	0-1		uint8	Faitau	H_byte: AI3 L_byte: AI4
12	C	1	AI1: tau analog			uint16	Faitau
13	D	1	AI2: tau analog			uint16	Faitau
14	E	1	AI3: tau analog			uint16	Faitau
15	F	1	AI4: tau analog			uint16	Faitau
16	10	2	AI1: fua fa'atatau			opeopea	Faitau
18	12	2	AI2: fua fa'atatau			opeopea	Faitau
20	14	2	AI3: fua fa'atatau			opeopea	Faitau
22	16	2	AI4: fua fa'atatau			opeopea	Faitau
24	18	1	ta'avale 1	0-1		uint16	Faitau
25	19	1	ta'avale 2	0-1		uint16	Faitau
26	1A	1	ta'avale 3	0-1		uint16	Faitau
27	1B	1	ta'avale 4	0-1		uint16	Faitau
28	1C	1	tatala le aoina ctrl		0-3	uint16	Faitau/Tusi	0: pa'u 1: luga 2: pwm, fa'aauau pea 3: pa'u, pe a lava le numera o fatu, ctrl = 0
30	1E	2	counter DI1			uint32	Faitau/Tusi	e mafai ona tusi, tapeina
32	20	2	counter DI2			uint32	Faitau/Tusi	e mafai ona tusi, tapeina
34	22	2	counter DI3			uint32	Faitau/Tusi	e mafai ona tusi, tapeina
36	24	2	counter DI4			uint32	Faitau/Tusi	e mafai ona tusi, tapeina
38	26	2	fa'atau AI1			uint32	Faitau/Tusi	counter writable, erasable, max frequency 10Hz
40	28	2	fa'atau AI2			uint32	Faitau/Tusi	counter writable, erasable, max frequency 10Hz
42	2A	2	fa'atau AI3			uint32	Faitau/Tusi	counter writable, erasable, max frequency 10Hz
44	2C	2	fa'atau AI4			uint32	Faitau/Tusi	counter writable, erasable, max frequency 10Hz
46	2E	2	DI1: time on			uint32	Faitau/Tusi	sec
48	30	2	DI2: time on			uint32	Faitau/Tusi	sec
50	32	2	DI3: time on			uint32	Faitau/Tusi	sec
52	34	2	DI4: time on			uint32	Faitau/Tusi	sec
54	36	2	AI1: time on			uint32	Faitau/Tusi	sec
56	38	2	AI2: time on			uint32	Faitau/Tusi	sec
58	3A	2	AI3: time on			uint32	Faitau/Tusi	sec
60	3C	2	AI4: time on			uint32	Faitau/Tusi	sec
62	3E	2	DI1: time off			uint32	Faitau/Tusi	sec
64	40	2	DI2: time off			uint32	Faitau/Tusi	sec
66	42	2	DI3: time off			uint32	Faitau/Tusi	sec
68	44	2	DI4: time off			uint32	Faitau/Tusi	sec
70	46	2	AI1: time off			uint32	Faitau/Tusi	sec
72	48	2	AI2: time off			uint32	Faitau/Tusi	sec
74	4A	2	AI3: time off			uint32	Faitau/Tusi	sec
76	4C	2	AI4: time off			uint32	Faitau/Tusi	sec
128	80	2	counter DI1			uint32	Faitau	e le mafai ona tusi, tape
130	82	2	counter DI2			uint32	Faitau	e le mafai ona tusi, tape
132	84	2	counter DI3			uint32	Faitau	e le mafai ona tusi, tape
134	86	2	counter DI4			uint32	Faitau	e le mafai ona tusi, tape
136	88	2	fa'atau AI1			uint32	Faitau	e le mafai e le fata ona tusi, tape; maualuga ole taimi ole 10Hz
138	8A	2	fa'atau AI2			uint32	Faitau	e le mafai e le fata ona tusi, tape; maualuga ole taimi ole 10Hz
140	8C	2	fa'atau AI3			uint32	Faitau	e le mafai e le fata ona tusi, tape; maualuga ole taimi ole 10Hz
142	8E	2	fa'atau AI4			uint32	Faitau	e le mafai e le fata ona tusi, tape; maualuga ole taimi ole 10Hz
256	100	1	modbus tuatusi pologa	1-247	1	uint16	Faitau/Tusi
257	101	1	modbus baudrate pologa 1	0-1	0	uint16	Faitau/Tusi	0: 9600, 1: 19200
258	102	1	modbus parity pologa 1	0-2	0	uint16	Faitau/Tusi	0: leai, 1: ese, 2: tutusa

5.2 Toe Seti Ki
When holding the reset button for 4 seconds, LFC 128-2 will reset the default configuration to 02 x RS485 / Modbus
RTU-Slave.
Fa'atonuga ole Modbus RTU:

• Tuatusi: 1
• Fua Faatatau: 9600
• Parity: leai

5.3 Masini faʻaaogaina

Fa'amatalaga:

• 04 channels DI, isolated
• Input Resistance: 4.7 kΏ
• Tuʻua Voltagu: 5000Vrms
• Logic level 0: 0-1V
• Logic level 1: 5-24V
• Galuega:
• Read logic 0/1
• Pusa Fa'atau

5.3.1 Faitau le tulaga talafeagai 0/1
Taua fa'atatau ile Modbus Memory Map: 0-1
Lesitala e teu ai mea taua i le Modbus Memory Map:

• DI1__DI2: digital status: stores the logical state of channel 1 and channel 2.
  H_byte: DI1
  L_byte: DI2
• DI3__DI4: digital status: store the logical state of channel 3 and channel 4.
  H_byte: DI3
  L_byte: DI4

5.3.2 Fa'atauta'i Pusa
Counter value i Modbus Memory Map, pe a faʻaopoopo le numera e sili atu i le faʻailoga, o le a otometi lava ona toe foʻi mai: 0 4294967295 (32bits)
E le mafai ona tapeina le tusi resitala o lo'o teuina le tau o le Counter i le Modbus Memory Map:

• Counter DI1: teu le tulaga o le ala 1
• Counter DI2: teu le tulaga o le ala 2
• Counter DI3: store the logic state of channel 3
• Counter DI4: teu le tulaga o le ala 4
  E le mafai ona tapeina le tusi resitala o lo'o teuina le tau o le Counter i le Modbus Memory Map:
• None reset counter DI1: stores the logic state of channel 1
• None reset counter DI2: stores the logic state of channel 2
• None reset counter DI3: stores the logic state of channel 3
• None reset counter DI4: stores the logic state of channel 4

Pulse Counter Mode:
Low-speed pulse count less than 10Hz with filter, anti-jamming:

• Set register “counter DI1: filter time” = 500-2000: Channel 1 counts pulses less than 10Hz
• Set register “counter DI2: filter time” = 500-2000: Channel 2 counts pulses less than 10Hz
• Set register “counter DI3: filter time” = 500-2000: Channel 3 counts pulses less than 10Hz
• Set register “counter DI4: filter time” = 500-2000: Channel 4 counts pulses less than 10Hz
• High-speed pulse count with max 2KHz frequency without filter:
• Set register “counter DI1: filter time” = 1: channel 1 counts pulses with Fmax = 2kHz
• Set register “counter DI2: filter time” = 1: channel 2 counts pulses with Fmax = 2kHz
• Set register “counter DI3: filter time” = 1: channel 3 counts pulses with Fmax = 2kHz
• Set register “counter DI4: filter time” = 1: channel 4 counts pulses with Fmax = 2kHz

5.4 Tulaga Fa'atusa

04 AI alalaupapa, leai se fa'aesea (AI1 o se 4-20mA / 0-5 VDC / 0-10 VDC tulaga fa'aoga masini)

Fa'aaoga le DIP SW e fa'atulaga le fa'aoga Analog: 0-10V, 0-20mA

Taua	Type of AI
0	0-10 V
1	0-20 mA

Ituaiga fa'aofi:

• Fua voltagu: 0-10V
• Measure current: 0-20mA
• The configuration for AI reads the same logical state as DI, but it is not isolated with a pulse range of 0-24V

Fa'alavelave fa'aoga:

• Fua voltage: 320 kΏ
• Measure the current: 499 Ώ

5.4.1 Faitau le tau Analog
I'uga 12 bits
Le fa'asologa: 0.1%
Tau fa'atusa ile Modbus Memory Map: 0-3900
Lesitala tau tutusa i le Modbus Memory Map:

• AI1 analog value: store the Analog value of channel 1
• AI2 analog value: stores the Analog value of channel 2
• AI3 analog value: store the Analog value of channel 3
• AI4 analog value: store the Analog value of channel 4

5.4.2 AI fa'atulagaina e galue e pei o le DI
Leai se faaesea
AI Fa'atonu AI e faitau le tulaga tutusa e pei o le DI ma le pulupulu ampeletise mai le 0-24V
E i ai le 2 fa'asagatau fa'ata'ita'iga AIx: fa'aigoa fa'atatau 0 ma fa'asaga AIx: fa'ailoga fa'ailoga 1 i le laulau modbus: 0-4095

• Analog Analog value of AI <counter AIx: threshold logic 0: is considered Logic 0 status of AI
• Analog Analog value of AI> counter AIx: threshold logic 1: is considered to be Logic 1 state of AI
• Counter AIx: threshold logic 0 = <Analog value of AI <= counter AIx: threshold logic 1: is considered to be the constant logic state

Logic Fa'atatau tulaga talafeagai o AI i Modbus Memory Map laulau: 0-1
O le tusi resitala o lo'o teuina fa'atatau i le Modbus Memory Map:

• AI1___AI2: digital status: stores the logical state of channel 1 and channel 2.
  H_byte: AI1
  L_byte: AI2
• AI3___AI4: digital status: stores the logical state of channel 1 and channel 2.
  H_byte: AI3
  L_byte: AI4

5.4.3 Fa'ataula'i Pusa AI max 10Hz
Counter value i Modbus Memory Map, pe a faʻaopoopo le numera i tua atu o le faitotoʻa, o le a otometi lava ona toe foʻi mai: 0 4294967295 (32bits)
E le mafai ona tapeina le tusi resitala o lo'o teuina le tau o le Counter i le Modbus Memory Map:

• Counter AI1: stores the logic state of channel 1
• Counter AI2: save logic state of channel 2
• Counter AI3: save logic state of channel 3
• Counter AI4: save logic state of channel 4
  E le mafai ona tapeina le tusi resitala o lo'o teuina le tau o le Counter i le Modbus Memory Map:
• None reset counter AI1: stores the logic state of channel 1
• None reset counter AI2: stores the logic state of channel 2
• None reset counter AI3: stores the logic state of channel 3
• None reset counter AI4: save logic state of channel 4

5.5 Fa'auiga

04 channel Relay SPDT NO / NC
Contact rating: 2A / 24VDC, 0.5A / 220VAC
There are status LEDs:

• Led on: Close Contact
• Led off: Open Contact

Tusi Resitala Relay Fa'aletonu	Status of relays when resetting power supplies
3	Operate according to the Alarm configuration

Fa'ailoga Fa'ailoga:

• HIHI : Relay 4 On
• HI : Relay 3 On
• LO : Relay 2 On
• LOLO: Relay 1 On

5.6 Pusa Fa'aoso

01 isolated open-collector channel
Opto-coupler: Source current Imax = 10mA, Vceo = 80V
Galuega: On / Off, pulse generator, PWM
5.6.1 Fa'aola/Ofo Galuega
Set the Open-collector register in the Modbus Memory Map table:

• Set Open-collector register: 1 => Pulse Output ON
• Set Open-collector register: 0 => Pulse Output OFF

5.6.2 Pulse generator
Fa'atosina fa'aulu fa'asalalauina le maualuga ole 65535 pulus, fa'atasi ai ma le Fmax 2.5kHz
Fa'atulaga tusi resitala nei i le Modbus Memory Map table:

• Set register “open collector: pulse number”: 0-65535 => Pulse Number = 65535: broadcast 65535 pulses
• Set register “open collector: time cycle”: (0-65535) x0.1ms => Time Cycle = 4: Fmax 2.5kHz
• Set register “open collector: time on”: (0-65535) x0.1ms => Time On: is the logic time 1 of the pulse
• Set the register “open collector ctrl” = 3 => configure the Pulse Output to generate a pulse and start to pulse, generate a sufficient number of pulses in the “open collector: pulse number” register => stop pulse generator and register ” open collector ctrl ”= 0

5.6.3 PWM
Ole tele ole taimi ole 2.5kHz
Fa'atulaga tusi resitala nei i le Modbus Memory Map table:

• Set the register “open collector ctrl” = 2 => configure Pulse Output PWM function
• Set register “open collector: time cycle”: (0-65535) x0.1ms => Time Cycle = 4: Fmax 2.5kHz
• Set register “open collector: time on”: (0-65535) x0.1ms => Time On: is the logic time 1 of the pulse

Fa'apipi'i

6.1 Fa'apipi'i auala

6.2 Uaea fa'atasi ai ma le Fa'aigoa Tulaga

Fa'atonuga

7.1 Fale o le Fale

VAILA: Switch to 2nd screen with more detailed information
AALAGI: Show Level Alert
FALE: Toe fo'i i le mata'ifale
CONFIG. (Default Password: a): Go to Setting Screen
7.2 Fa'atulaga le lau (Fa'amatalaga Fa'asinomaga: a)
7.2.1 Ata 1

ADCs: Raw signal value of channel AI1
Level (Unit): The level corresponds to the ADC signal after configuration
Decimal Places Level:Decimal number of digits after the dot of Level 0-3 (00000, 1111.1, 222.22, 33.333)
Unit level: level units, 0-3 (0: mm, 1: cm, 2: m, 3: inch)
I le 1: Enter the ADC value after putting 4 mA / 0 VDC into AI1 for calibration at 0 level
Fua 1: The level value displayed corresponds to the value entered in In 1 (usually 0)
I le 2: Enter the ADC value after putting 20 mA / 10 VDC into AI1 for calibration at Full level
Fua 2: The level value displayed corresponds to the value entered in In 2
Span Level: Maximum value of Level (Span Level ≥ Scale 2)
Decimal Places Volume: Decimal number of digits after the dot of Volume 0-3 (00000, 1111.1, 222.22, 33.333)
Unit Volume: units of volume 0-3 (0: lit, 1: cm, 2: m3, 3:%)
7.2.2 Ata 2

Level Hi Hi Set point (Unit): High High level of Alarm Level
Level Hi Hi Hys (Unit): High High level hysteresis of Alarm Level
Level Hi Set point (Unit): High level of Alarm Level
Level Hi Hys (Unit): High level hysteresis of Alarm Level
Level Lo Set point (Unit): Low level of Alarm Level
Level Lo Hys (Unit): Low level hysteresis of Alarm Level
Level Lo Lo Set point (Unit): Low Low level of Alarm Level
Level Lo Lo Hys (Unit): Low Low level hysteresis of Alarm Level
Ala atuatuvale: 0: Level, 1: Volume
Span Volume(Unit): Maximum value of the volume
7.2.3 Ata 3

Volume Hi Hi Set point (Unit): High High volume of Alarm Volume
Volume Hi Hi Hys (Unit): High High volume hysteresis of Alarm Volume
Volume Hi Set point (Unit): High volume of Alarm Volume
Volume Hi Hys (Unit): High volume hysteresis of Alarm Volume
Volume Lo Set point (Unit): Low volume of Alarm Volume
Volume Lo Hys (Unit): Low volume hysteresis of Alarm Volume
Volume Lo Lo Set point (Unit): Low Low volume of Alarm Volume
Volume Lo Lo Hys (Unit): Low Low volume hysteresis of Alarm Volume
Run Total: Run the total function. 0-1 (0: No 1: Yes)
7.2.4 Ata 4

Filling (Unit): Total function: total put into tank
Consumption (Unit): Total function: total consumption of the tank
Decimal Places Total: Decimal number of parameters Filling, Consumption, NRT Filling, NRT Consumption on display page (not the setting page)
Delta Total (Unit): Hysteresis level of the total function
Tuatusi Modbus: Modbus address of LFC128-2, 1-247
Modbus Baurate S1: 0-1 (0 : 9600 , 1 : 19200)
Modbus Parity S1: 0-2 (0: none, 1: odd, 2: even)
Modbus Baurate S2: 0-1 (0 : 9600 , 1 : 19200)
Modbus Parity S2: 0-2 (0: none, 1: odd, 2: even)
Num of Points: Number of points in the table to convert from level to volume, 1-166
7.2.5 Ata 5

Point 1 Level (Level Unit): Level at Point 1
Point 1 Volume (Volume Unit): The corresponding volume at Point 1
Point 166 Level (Level Unit): Fuel level at Point 166
Point 166 Volume (Volume Unit): The corresponding volume at Point 166
7.2.6 Ata 6

Numera e le iloa e sesi: Password to enter the Setting page, 8 ASCII characters
Tank Name: Tank name displayed on the main screen

Fa'afitauli

Leai.	Fa'ailoga	Mafuaaga	Tali
1	Modbus ua le mafai ona fesootai	Modbus LED Status: LED is off: received no data LED is blinking: the Modbus configuration is not the correct	Siaki le fesoʻotaʻiga Siaki le faʻatulagaina o Modbus: tuatusi, Baud Rate, Parity
2	Taimi taimi Modbus	Ua aliali mai le pisa i luga o le laina	Fa'atulaga le Baudrate 9600 ma fa'aoga se uaea fa'alua fa'alua fa'atasi ai ma le puipuiga o le fa'alavelave
3	Ua motusia le masini	Sensor ma LFC128 leiloa feso'ota'iga	Checking connection Check sensor type (LFC128-2 only connects to 0-10VDC / 4- 20mA analog sensor type) Check the switch to see if it is turned on correctly Check that the sensor connector is correct AI1
4	Sese laulau laina laina	Sese o le laulau liliu mai le tulaga i le voluma	Siaki le faʻatulagaina o le laulau liliu mai le maualuga i le voluma

Lagolago feso'ota'iga

Tufuga
Daviteq Technologies Inc
No.11 Street 2G, Nam Hung Vuong Res., An Lac Ward, Binh Tan Dist., Ho Chi Minh City, Vietnam.
Tel: +84-28-6268.2523/4 (ext.122)
imeli: info@daviteq.com
www.daviteq.com

Pepa / Punaoa

daviteq LFC128-2 Faʻatonu Faʻaaliga Maualuga Maualuga [pdf] Tusi Taiala LFC128-2, LFC128-2 Fa'atonu Fa'aaliga Fa'apitoa, Fa'atonu Fa'aaliga Fa'apitoa, Pule Fa'aaliga Fa'aaliga, Pule Fa'aaliga

Fa'asinomaga

• Tusi Taiala