0044 
Connection lost in the mode of 
current input 4 mA - 20 mA for the 
function card 1 (AS-F2AD) or for 
the built-in AD input channel 1.     
Check the connection cable. 
SM27  H 
0045 
Connection lost in the mode of 
current input 4 mA - 20 mA for the 
function card 1 (AS-F2AD) or for 
the built-in AD input channel 2. 
Check the connection cable.  SM27  H 
0046 
Connection lost in the mode of 
current input 4 mA - 20 mA for the 
input channel 1 of the function 
Check the connection cable.  SM27  H 
0047 
Connection lost in the mode of 
current input 4 mA - 20 mA for the 
input channel 2 of the function 
Check the connection cable.  SM27  H 
1500 
Connection lost in the remote 
modules 
Check the network connection cable.    SM30  V 
1502 
- 
Errors occurred in the remote 
modules 
Refer to Section 12.3.7 for more information on the 
remote module error codes. 
SM30  V 
1800 
- 
180F 
Errors occurred in the extension 
modules 
Refer to Section 12.3 for more information on the 
extension module error codes. 
SM10  V 
1900 
- 
191C 
Heartbeat errors occurred in the 
slave in CANopen / ECAT 
communication. 
1. Check the CANopen / ECAT connection cable.   
2. Check if the specific slave is working properly.   
Note: The last 2 digits of the error code represe
nt the ID 
number of the slave (convert hexadecimal to decimal). 
-  V 
 
12.2.5
 
BAT. LOW LED Indicators Are ON 
The blinking happens when there is no battery (CR1620) or the power is low. Turn this option off in the HWCONFIG > 
CPU > Device Setting > Show Battery Low Voltage Error CPU when you don’t need the RTC function to keep track of the 
current time (default is enabled).       
Error 
Code 
Description  Solution  Flag  Log 
0027  Battery Low  Change battery or turn this option off    SM219
X 
 
12.2.6
 
BAT. LOW LED Indicators Blinking Every 0.5 Seconds 
The blinking happens when RTC cannot keep track of the current time.   
Error 
Code 
Description  Solution  Flag  Log 
0026 
RTC cannot keep track of the 
If the problem persists, contact the local authorized 
SM218
V 
0028  No response from RTC   
If the problem persists, contact the local authorized 
SM217
V 
 
 
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Call +1(800)985-6929 To Order or Order Online At Deltaacdrives.com