Analog Input (Ai) Function Block - Emerson Rosemount 3051CF Series Reference Manual

Reference Manual
00809-0100-4774
•
Default configuration
Enabled
LCD display message
N/A
Associated status bits
0x00000001
6.7

Analog input (AI) function block

This section describes error conditions that are supported by the AI Block.
Reference the sections below to determine the appropriate corrective action.
Table 6-2: AI BLOCK_ERR Conditions
Condition
number
0
1
3
7
14
15
6.7.1 Bad or no pressure readings
Read the AI BLOCK_ERR parameter.
BLOCK-ERR reads OUT OF SERVICE (OOS)
Recommended actions
BLOCK_ERR reads CONFIGURATION ERROR
Recommended actions
Reference Manual
If no transducer block is under maintenance, the follow site procedures to change
the affected transducer block's Actual Mode to Auto.
Condition name and description
Other
Block Configuration Error: The selected channel carries a measurement
that is incompatible with the engineering units selected in XD_SCALE,
the L_TYPE parameter is not configured, or CHANNEL = zero.
Simulate Active: Simulation is enabled, and the block is using a simulated
value in its execution.
Input Failure/Process Variable has Bad Status: The hardware is bad, or a
bad status is being simulated.
Power up
Out of Service: The actual mode is out of service.
1. AI Block target mode set to OOS.
2. Resource block OUT OF SERVICE.
1. Check CHANNEL parameter.
2. Check L_TYPE parameter.
Troubleshooting
July 2020
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