M&M
R
EFRIGERATION
I
NC
. C-15
Appendix C: Status Message Description
Discrete Input and Outputs
DF1
Word
Address
Modbus
Word
Address
Hex Byte
Offset Bit Parameter Name
Input/
Output
Active
State
N10: 19 40020 0026 0 COMPRESSOR MOTOR OUTPUT HIGH
1 MAIN OR PRE-LUBE OIL PUMP MOTOR (Option) OUTPUT HIGH
2
SLIDE VALVE LOAD OPTION (All Others)
CAPACITY 75% (RDB)
OUTPUT HIGH
3
SLIDE VALVE UNLOAD SOLENOID (All Others)
CAPACITY 100% (RDB)
OUTPUT HIGH
4
FAST UNLOAD SOLENOID OPTION (All Others)
HIGH LOW VI LIQ INJ SOL (RWB)
SPARE (M, D, HW)
OUTPUT HIGH
5 LIQUID INJECTION SOLENOID OUTPUT HIGH
6 OIL HEATERS OUTPUT HIGH
7
OIL FLOW SWITCH OPTION (A)
OIL LEVEL FLOAT (HX, RWB)
SPARE (All Others)
0027 8 MOTOR STARTER AUXILIARY CONTACT INPUT HIGH
9 AUXILIARY CONTACT 1 INPUT LOW
A AUXILIARY CONTACT 2 INPUT LOW
B ALARM/FAILURE OUTPUT OUTPUT HIGH
C FAILURE OUTPUT OUTPUT HIGH
D
SUCTION BYPASS SOLENOID OPTION (All Others)
POWER ASSIST SOL (RWB, RDB)
OUTPUT HIGH
E
ECONOMIZER SOLENOID OPTION (All Others)
MIN SLIDE VALVE SWITCH (IDR, SULLAIR)
OUTPUT HIGH
F
MAX SLIDE VALVE SWITCH (IDR, SULLAIR)
SPARE (All Others)
N10: 20 40021 0028 0 REMOTE ANTI-CYCLE (Option) OUTPUT HIGH
1 REMOTE LIMIT/UNLOAD (Option) OUTPUT HIGH
2
REMOTE MINIMAL LOAD OPTION (All Others)
REMOTE 50% OUTPUT (RDB)
OUTPUT HIGH
3
REMOTE INTERMEDIATE LOAD OPTION (All Others)
REMOTE 75% OUTPUT (RDB)
OUTPUT HIGH
4
REMOTE FULL LOAD OPTION (All Others)
REMOTE 100% OUTPUT (RDB)
OUTPUT HIGH
5 REMOTE ALARM OUTPUT (Option) OUTPUT HIGH
6 REMOTE FAILURE OUTPUT (Option) OUTPUT HIGH
7 REMOTE ONLINE OUTPUT (Option) OUTPUT HIGH
0029 8
REMOTE LOAD INPUT OPTION (All Others)
REMOTE 75% CAPACITY (RDB)
INPUT HIGH
9
REMOTE UNLOAD INPUT OPTION (All Others)
REMOTE 100% CAPACITY (RDB)
INPUT HIGH
A REMOTE START/STOP (Option) INPUT HIGH
B REMOTE SETPOINT SELECT A (Option) INPUT HIGH
C REMOTE SETPOINT SELECT B (Option) INPUT HIGH
D
VI INCREASE SOLENOID OPTION (All Others)
VI INCREASE SOLENOID FUTURE (HX)
SPARE (S, RDB, IDR)
OUTPUT HIGH
E
VI DECREASE SOLENOID OPTION (All Others)
VI DECREASE SOLENOID FUTURE (HX)
SPARE (S, RDB, IDR)
OUTPUT HIGH
F SPARE