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Quick Reference
Appendix E
E-24
Control W ord 01 Bit Descriptions: Status Bits
00 - Equation (Set by User)
Independent Gain =0 Dependent Gain = 1
01 - Mode (Set by User)
Auto = ) Manual = 1
02 - Control Action (Set by User)
Direct (SP-PV) = 0 Reverse (PV-SP) = 1
03 - Output Limiting (Set by User)
No - 0 Yes = 1
04 - Set Output (Set by User)
Inhibited = 0 Enabled = 1
05 - Cascade Bit (Set by User)
No = 0
Secondary Cascade Loop = 1
3
06 - Derivative Uses Error (set by User)
PV = 0 E = 1
3
07 - Input Format (for Series C or later)
Binary = 0 BCD = 1
10 - Dead Band (set by Instruction)
Out of DB = 0 Within DB = 1
1
11 - Maximum Output Alarm (set by Instruction)
Within limit = 0 Above limit = 1
1
12 - Minimum Output Alarm (Set by Instruction)
Within limit = 0 Below limit = 1
1
13 - Set point Error (Set by Instruction)
In range = 0 Out of range = 1
1
14 - Reserved
2
15 - Done bit (set by Instruction)
Not executed = 0 Executed = 1
1
16 - Reserved
2
17 - Enabled bit (set by Instruction)
Not enabled = 0 Enabled = 1
1
Do not change. Values are set by PID function.
Do not change Reserved bits.
Do not change while the processor is operating.
1
2
3
PID Control Block