6
Message type Description
Char ASCII Hex
c 63h Write analog expander channel allocation
D 44h Read digital input allocation
d 64h Write digital input allocation
E 45h Read timer setup
e 65h Write timer setup
G 47h Read pulsing setpoint
g 67h Write pulsing setpoint
i 68h Set/clear event flag
J 4Ah Read pulse counter setup
j 6Ah Write pulse counter setup
K 4Bh Read memory partition setup
k 6Bh Write memory partition setup
L 4Ch Read data log setup
l 6Ch Write data log setup
O 4Fh Read Min/Max log
P 50h Read TOU register allocation
p 70h Write TOU register allocation
Q 51h Read TOU daily profile
q 71h Write TOU daily profile
R 52h Read TOU calendar
r 72h Write TOU calendar
S 53h Read Real Time Clock
T 54h Write Real Time Clock
U 55h Read TOU calendar year
u 75h Write TOU calendar year
Table 2-2 Direct Read/Write ASCII Requests
Message type Description
Char ASCII Hex
A 41h Long-size direct read
a 61h Long-size direct write
X 58h Variable-size direct read
x 78h Variable-size direct write
2.2 Exception Responses
The instrument will send the following error codes in the message body in response to incorrect host requests:
XK - the meter is in programming mode
XM - invalid request type or illegal operation
XP - invalid data address or data value, or data is not available
NOTE
When a check or framing error is detected, the meter will not act on or respond to the master's request.