FAQ describes how to set 2N® SmartCOM PRO ETH for AMS function. 2N® SmartCOM PRO can with this function automatically reads data from INPUTS and store data in internal memory.

2N®SmartCOM PRO ETH firmware SCE_1-12-0-12-24 (this special FW which is distributed on request)

Input Circuits

2N® SmartCOM PRO ETH is equipped with two inputs (IN1, IN2), parameters specified in the section Technical parameters in manual.

Make sure that the 2N® SmartCOM PRO ETH jumpers are set as shown in figure

Pulse counting on S0 inputs

• pulse counting on S0 inputs

at^scpulse1="start"                                                                              - enable pulse counting on input 1.

at^scams="ENABLE",1                                                                       - enable AMS functionality.

AT^SCAMS="DEV_ADD",128,"AIN_DIN","1/PULSE/ABS","5M"              - absolute value of pulses on input 1 each 5 minutes

at^scpulse2="start"                                                                             - enable pulse counting on input 2.

AT^SCAMS="DEV_ADD",128,"AIN_DIN","2/PULSE/REL","5M"              - relative (difference between two readouts) value of pulses on input 2 each 5 minutes

Possible time intervals:                                                                   -  "1M", "2M", "3M", "4M", "5M", "6M", "10M", "12M", "15M", "20M", "30M", "1H", "2H", "3H", "4H", "6H", "8H", "12H", "1D"

at^scams?                                                                                         - Show added devices

^SCAMS: 1> 128,"AIN_DIN","1/PULSE/ABS","5M"

^SCAMS: 2> 128,"AIN_DIN","2/PULSE/REL","5M"

AT^SCAMS="DEV_REMOVE",1                                                           - Remove device from defined position

How to read data from 2N®SmartCOM PRO memory?

at^scdata="get_oldest",50
^SCDATA: "AMS",1461340261,12091,"AIN_DIN",1,0,"","131"                   - results from port 1    
^SCDATA: "AMS",1461340381,12093,"AIN_DIN",1,0,"","228"                   - results from port 1
^SCDATA: "AMS",1461340441,12094,"AIN_DIN",1,0,"","234"                   - results from port 1
^SCDATA: "AMS",1461340681,12098,"AIN_DIN",2,0,"","21"                     - results from port 2

Analog value on input

before measurement calibrate 2N® SmartCOM PRO ETH inputs               - Input circuit calibration

Current measurement:                              - range between 4 and 20 mA.

Voltage measurement:                              - range between 0 and 10V DC.

at^scams="ENABLE",1                                                                         - enable AMS functionality.

AT^SCAMS="DEV_ADD",128,"AIN_DIN","1/ADC/CAL","1M"                     - calibrated value will be store to memory (range  0 - 100) input 1

AT^SCAMS="DEV_ADD",128,"AIN_DIN","2/ADC/ABS","1M"                     - output from A/D converter will be stored to memory (range 0 - 1023) input 2

Possible time intervals:                                                                     - "1M", "2M", "3M", "4M", "5M", "6M", "10M", "12M", "15M", "20M", "30M", "1H", "2H", "3H", "4H", "6H", "8H", "12H", "1D"

at^scams?                                                                                             - Show added devices

^SCAMS: 1> 128,"AIN_DIN","1/ADC/CAL","1M"

^SCAMS: 2> 128,"AIN_DIN","2/ADC/ABS","1M"

AT^SCAMS="DEV_REMOVE",1                                                             - Remove device from defined position

How to read data from 2N®SmartCOM PRO memory?

at^scdata="get_oldest",50

voltage was the same on both inputs - 6,45V                                                                      

^SCDATA: "AMS",1464185101,7112,"AIN_DIN",1,0,"","56"                        - calibrated value on input 1

^SCDATA: "AMS",1464185101,7113,"AIN_DIN",2,0,"","521"                      - output value from A/D on input 2

voltage was the same on both inputs - 4,45V 

^SCDATA: "AMS",1464185160,7114,"AIN_DIN",2,0,"","354"                      - calibrated value on input 1

^SCDATA: "AMS",1464185160,7115,"AIN_DIN",1,0,"","38"                        - output value from A/D on input 2

voltage was the same on both inputs - 10,2V 

^SCDATA: "AMS",1464185221,7116,"AIN_DIN",1,0,"","92"                        - calibrated value on input 1

^SCDATA: "AMS",1464185221,7117,"AIN_DIN",2,0,"","848"                       - output value from A/D on input 2

Digital value on input

before measurement calibrate 2N® SmartCOM PRO ETH inputs                - Input circuit calibration

Current measurement:                                                                             - range between 4 and 20 mA.

Voltage measurement:                                                                             - range between 0 and 10V DC.

at^scams="ENABLE",1                                                                           - enable AMS functionality.

AT^SCAMS="DEV_ADD",128,"AIN_DIN","2/DIN","1M"                               - each minute will be digital value on input 2 stored in memory

ossible time intervals:                                                                       - "1M", "2M", "3M", "4M", "5M", "6M", "10M", "12M", "15M", "20M", "30M", "1H", "2H", "3H", "4H", "6H", "8H", "12H", "1D"

At^scams?

^SCAMS: 1> 128,"AIN_DIN","1/ADC/CAL","1M"

^SCAMS: 2> 128,"AIN_DIN","2/ADC/ABS","1M"                               

^SCAMS: 3> 128,"AIN_DIN","2/DIN","1M"                                               - readig digital value on input 2 is on third position

AT^SCAMS="DEV_REMOVE",1                                                             - Remove device from defined position

How to read data from 2N®SmartCOM PRO memory?

^SCDATA: "AMS",1464186241,7150,"AIN_DIN",3,0,"","0"

^SCDATA: "AMS",1464186241,7151,"AIN_DIN",1,0,"","39"

^SCDATA: "AMS",1464186241,7152,"AIN_DIN",2,0,"","360"

^SCDATA: "AMS",1464186301,7153,"AIN_DIN",1,0,"","56"

^SCDATA: "AMS",1464186301,7154,"AIN_DIN",2,0,"","524"

^SCDATA: "AMS",1464186301,7155,"AIN_DIN",3,0,"","1"

Direct read

one time readout, not stored to 2N® SmartCOM PRO internal memory

AT^SCAMS="DIRECT_READ",128,"AIN_DIN","1/ADC/CAL"                    - readout of actual signal value on IN1, result is calibrated (range 0-100)

AT^SCAMS="DIRECT_READ",128,"AIN_DIN","2/DIN"                             - readout of actual signal value on IN2 and this value is transformed to logical value ( range 0 - 1)

AT^SCAMS="DIRECT_READ",128,"AIN_DIN","1/PULSE/ABS"                - read actual count of pulses on IN1