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Lakeshore 211 - KRDG? Kelvin Reading Query; LOCK Front Panel Keypad Lock Command; LOCK? Front Panel Keypad Lock Query; RDGST? Input Reading Status Query

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Lake Shore Model 211 User’s Manual
4-
20
Remote Operation
KRDG? kelvin Reading Query
Input: KRDG?[term]
Returned: <kelvin value>[term]
Format: +nnnnnn
Remarks: Also see the RDGST? command.
LOCK Front Panel Keypad Lock Command
Input: LOCK <state>[term]
Format: n
<state> 0 = Unlocked, 1 = Locked
Remarks: Locks out all front panel entries. Refer to Paragraph 3.10.
Example: LOCK 1[term] Enables keypad lock.
LOCK? Front Panel Keypad Lock Query
Input: LOCK?[term]
Returned: <state>[term]
Format: n (Refer to command for description)
RDGST? Input Reading Status Query
Input: RDGST?[term]
Returned: <status bit weighting>[term]
Format: nnn
Remarks: Integer returned represents sum of bit weighting of the input
status flag bits. ―000‖ indicates a valid reading is present.
Bit Bit Weighting Status Indicator
1 2 A/D not responding
2 4 Alarm low
3 8 Alarm high
4 16 Temperature under range
5 32 Temperature over range
6 64 Sensor units zero
7 128 Sensor units over range

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