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47D Series Modbus Reference Guide EM-9501-C Rev.4
3.3 DEVICE CONTROL
ADDR. WORD CONTENTS
801
1
Bank No.
Different sets of alarm setpoints and properties (Banks) can be selected when Master writes 1 ... 8.
In order to activate this setting, Bank Switching via communication must be enabled at Register 4009.
This register is reset to ‘1’ at the device startup.
802
1
Reset MIN / MAX values
MIN / MAX reading currently on the display is reset when ‘1’ is set.
The register value is automatically reset again to ‘0’ when the MAX / MIN value resetting action is complete.
If another value is set before ‘0,’ the resetting result becomes undefined.
3.4 LOCKOUT SETTING
ADDR. WORD CONTENTS
901
1
Modbus register access control
0 : Read only (*)
1 : Write enabled
This register is reset to ‘0’ at the device startup. Write ‘1’ before starting writing other registers.
Once ‘1’ is set, alarm and analog outputs are held at the last value and status before it has been turned ‘1.’
With ‘0,’ these outputs respond to the input signal.
902
1
Alarm setting lockout
0 : Completely unlock alarm settings
1 : Partially unlock alarm settings (Refer to the 47Dx operating manual for detailed information.) (*)
2 : Lock alarm settings
903
1
Scaling setting lockout
0 : Unlock scaling settings (*)
1 : Lock alarm settings
904
1
Advanced setting lockout
0 : Completely unlock advanced settings
1 : Partially advanced alarm settings (Refer to the 47Dx operating manual for detailed information.) (*)
2 : Lock advanced settings
905
1
Modbus setting lockout
0 : Lock Modbus settings
1 : Unlock Modbus settings (*)
906
1
MAX/MIN display control lockout
0 : Unlock MAX/MIN Display control (*)
1 : Lock MAX/MIN Display reset
2 : Lock MAX/MIN Display control
907
1
Forced zero control lockout
V M AC
0 : Unlock Forced Zero and Tare Adjustment control (*)
1 : Unlock Forzed Zero control / Lock Tare Adjustment control
2 : Lock Forced Zero and Tare Adjustment control
908
1
Loop test output lockout
0 : Unlock Loop Test Output mode (*)
1 : Lock Loop Test Output Mode
(*): Factory setting
