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nonc 

NO/NC 

selection 

Single channel relay module provides both normal open 
and normal close output, while dual relay output module 
only provides NO output.   
If L5 dual real installed, set nonc=0, all in NO status, set 
nonc=127, all in NC status. 
However, by parameter “nonc”, the NO output can be 
changed to NC output. 
nonc = Ax1 + Bx2 + Cx4 + Dx8 + Ex16 + Fx32 + Gx64 
A,B,C,D,E,F,G respectively set NO/NC output of OP1, 
OP2, AL1, AL2, AU1, AU2 and MIO.  0 means the 
corresponding output is NO, and 1 means NC output.     

0 ~63, 127 

OPn 

Select the 

channel to be 

retransmitted 

OPn=0, OUTP port is for alarm output. 
OPn=1~6, OUTP port is used for retransmission of 
channel OPn.   
OPn=7, Compare with all channel, and retransmission the 
maximum value’s channel to OUTP 
OPn=8, Compare with all channel, and retransmission the 
minimum value’s channel to OUTP 

0~8 

OPL 

Low limit of 

retransmission 

current 

When OUTP works as re-transmitter, OPL/OPH define the 
low/high limit of re-transmisson. The unit is 0.1mA. 
For example, to transmit the channel 1 input 0~600

 into 

4~20mA output, the parameters should be set as below:   
dIL1=0, dIH1=600, OPn=1, OPL=40, OPH=200 

0~110 

OPH 

High limit of 

retransmission 

current 

0~220 

Po 

Atmospheric 

pressure 

Defined atmospheric pressure, when dry bulb, wet bulb 
humidity measurement was activated. Unit = KPa 

1~120.0 

SPEd Wind 

speed 

Defined wind speed, when dry bulb, wet bulb humidity 
measurement was activated. Unit = m/S 

0.01~10.00 

Addr 

Communication 

address 

Every instrument in the same communication line should 
be assigned to different communication address.  The 
communication applies AIBUS protocol.  Every input 
channel takes one address.  For example, if Cn=3 and 
Addr=10, then the communication address 10~12 are 
assigned to the instrument.   

0 ~100 

bAud Baud 

rate 

When COMM module interface is used for communication, 
bAud defines the baud rate with range 300~19200bit/s. 
 
When linear current output module is installed in COMM 
socket, and bAud is set to 0~220, the COMM output can 
work as retransmission output.    It can retransmit channel 
2 input or cyclically retransmit all input channels into linear 
current.  bAud defines the output high limit, and Addr 
defines the low limit.  The unit is 0.1mA.  For example, 
to output 4~20mA current, Addr should be set to 40, and 
bAud=200.  

0 ~19.2K 

Loc Parameter 

lock 

Loc=0, Allow to display and modify the field parameters, 
which is defined in EP1~EP12. 
Loc=1, Can display the field parameters, but can’t modify 
them. 
Loc=808, Allow to display and set all parameters. 

0 ~9999 

Содержание AI-702M

Страница 1: ...l Provide high accuracy compensation function such as ice point compensation copper resistance compensation and thermostat compensation to thermocouple inputs Provide accurate internal calculation fun...

Страница 2: ...sion 96 96mm 2 thermocouple inputs 2 two wire RTD inputs 2 current inputs 4 alarm relay outputs RS485 communication interface and the supply power is 24VDC The explanation for each code is below Shows...

Страница 3: ...nsient current G 1 SSR voltage output 12VDC 30mA G5 2 SSR voltage outputs 12VDC 30mA S Photoelectric isolated RS485 interface S4 Photoelectric isolated RS485 interface with isolated power supply X3 Ph...

Страница 4: ...that provides 24VDC power supply Connect to 4 20mA two wires transmitter z Maximum lead wire resistance for RTD input 2 wire type RTDs 2 ohm for Pt100 or 0 400 ohm input 1 ohm for Cu50 and 0 200 ohm i...

Страница 5: ...Response time 1 5 seconds if digital filter parameter is set as 0 or 1 z Automatic pilot time interval Approx 1 2s or 2s configurable z Alarm function High and low alarm configurable separately for e...

Страница 6: ...on Two wire RTD wiring RTD can select two wire or three wire method by B of AF parameter Two wire method enable to input two channel signals in one module but user has to measure and calculate the res...

Страница 7: ...ter Table The value of a parameter can be modified by or Press to go to next parameter Press and hold can return to the previous parameter Press can exit parameter setting status 3 Alarm display The l...

Страница 8: ...means no communication and no alarm it can be treated as normal z The light flashing with period 0 6 second means no communication and general error occurs z The light quickly flashing with period 0...

Страница 9: ...put spec 11 18 Spare 19 BA2 JPt100 20 Cu50 21 Pt100 22 Pt100 100 00 300 00 23 24 Spare 25 0 75mV 26 0 80ohm 27 0 400ohm 28 0 20mV 29 0 100mV 0 5V J3 0 20mA J4 30 0 60mV 31 0 1V 32 0 2 1V two wire re t...

Страница 10: ...IL1 0 000 dIH1 1 000 9990 30000 units or 0 1 dIHx Scale high limit Scx Input offset For thermocouple or three wire RTD inputs the units of Sc is 0 1 For example when Sc 100 the actual offset 10 then t...

Страница 11: ...nction selection AF is used to select advanced function The value of AF is calculated as below AF Ax1 Bx2 Cx4 Dx8 Ex16 A 0 Slow cyclic display A 1 Fast cyclic display Above setting only affects displa...

Страница 12: ...ansmission current 0 220 Po Atmospheric pressure Defined atmospheric pressure when dry bulb wet bulb humidity measurement was activated Unit KPa 1 120 0 SPEd Wind speed Defined wind speed when dry bul...

Страница 13: ...AL1 L AL1 etc Parameters from EP1 to EP12 can define 12 field parameters at most if the number of field parameters is less than 12 sometimes even none it is necessary to define field parameters from...

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