Rockwell Automation 900 Temperature Controller Communications Functions - Series B - Manual (Page 99)

Publication 900-UM004D-EN-E - July 2010
Communications Data for Modbus 5-17
Table 5.12 Status 2 Details
Bit Position Status Bit Description
0 1
Status
(lower word) 0 Spare ➊ OFF ---
1 Spare ➊ OFF ---
2 Spare ➊ OFF ---
3 HS Alarm Output (CT1) OFF ---
4 Spare ➊ OFF ---
5 Spare ➊ OFF ---
6 Spare ➊ OFF ---
7 Spare ➊ OFF ---
8 Spare ➊ OFF ---
9 Spare ➊ OFF ---
10 OC (Heater Overcurrent) Alarm Output (CT1) OFF ON
11 OC (Heater Overcurrent) Alarm Output (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 ➊ OFF ---
15 Spare ➊ OFF ---
Status
(upper word) 16 Spare ➊ OFF ---
17 Spare ➊ OFF ---
18 Spare ➊ OFF ---
19 Spare ➊ OFF ---
20 Invert direct/reverse operation Not invert invert
21 SP ramp OFF During SP ramp
22 Spare ➊ OFF ---
23 Spare ➊ OFF ---
24 Spare ➊ OFF ---
25 Spare ➊ OFF ---
26 Spare ➊ OFF ---
27 Spare ➊ OFF ---
28 Spare ➊ OFF ---
29 Spare ➊ OFF ---
30 Spare ➊ OFF ---
31 Spare ➊ OFF ---
➊ “Spare” bits are always OFF.
NOTE: 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