MKS 670B - Troubleshooting: Overrange Readings

MKS Device Dependent Messages Cha
p
ter Seven: IEEE-488 Communications O
p
tion
116
Channel-Specific Messages
(Continued)
Function Message
Enable Heater
Command
Shortcut command
Query
Shortcut query
:route:control:heater(@
chan #
)
State
:rout:cont:heat(@
chan #
)
State
:route:control:heater(@
chan #
)?
:rout:cont:heat(@
chan #
)?
where
chan #
equals:
1 for Channel 1
2 for Channel 2
3 for Channel 3
where
State
equals:
ON for On or enabled
OFF for Off or disabled
Report Heater Current
Command
Shortcut command
:measure:heater (@
chan #
)
:meas:heat (@
chan #
)
where
chan #
equals:
1 for Channel 1
2 for Channel 2
3 for Channel 3
The 670 instrument will report the percentage of power
used by the heater. (It does not require a query message.)
Temperature Compensation
Command
Shortcut command
Query
Shortcut query
:calculate:scan(@
chan #
):temcomp
value
:calc:scan(@
chan #
):temc
value
:calculate:scan(@
chan #
):temcomp?
:calc:scan(@
chan #
):temc?
where
chan #
equals:
1 for Channel 1
2 for Channel 2
3 for Channel 3
value
is an ASCII number between 0 and 999, inclusive
(value of 500 disables the feature)
Table 33: IEEE-488 Channel-Specific Messages
(Continued on next page)
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