Rockwell Automation 900 Temperature Controller Communications Functions - Series B - Manual (Page 58)

Publication 900-UM004D-EN-E - July 2010
3-16 Communications Data
Table 3.5 Status 2 Contents
Bit
Position Status ➊➋ Bit Description
0 1
Status
(lower word) 0 Spare OFF ---
1 Spare OFF ---
2 Spare OFF ---
3 Spare OFF ---
4 Spare OFF ---
5 Spare OFF ---
6 Spare OFF ---
7 Spare OFF ---
8 Spare OFF ---
9 Spare OFF ---
10 OC (heater overcurrent) Alarm (CT1) OFF ON
11 OC (heater overcurrent) Alarm (CT2) OFF ON
12 Control Output 1 ON/OFF Count Alarm Output OFF ON
13 Control Output 2 ON/OFF Count Alarm Output OFF ON
14 Spare OFF ---
15 Spare OFF ---
Status
(upper word) 16 Spare OFF ---
17 Spare OFF ---
18 Spare OFF ---
19 Spare OFF ---
20 Invert direct/ reverse operation Not Invert Invert
21 SP Ramp OFF During SP ramp
22 Spare OFF ---
23 Spare OFF ---
24 Spare OFF ---
25 Spare OFF ---
26 Spare OFF ---
27 Spare OFF ---
28 Spare OFF ---
29 Spare OFF ---
30 Spare OFF ---
31 Spare OFF ---
➊ “Spare” bits are always OFF.
➋ When read in setup area 1, the status of the bits will be as follows:
•
Overcurrent Output: Cleared
• Control Output 1 ON/OFF Count Alarm: Cleared
• Control Output 2 ON/OFF Count Alarm: Cleared
• Work bits 1...8: last value held
• SP ramp: last value held