Lake Shore Model 370 AC Resistance Bridge User’s Manual
RDGRNG?
Resistance Range Query
Input:
RDGRNG? <channel>[term]
Format:
nn
<channel> Specifies
which
channel to query: 1–16.
Returned:
<mode>, <excitation>, <range>,<autorange>,<cs off>[term]
Format:
n,nn,nn,n,n
(Refer to command for description)
RDGST?
Reading Status Query
Input:
RDGST? <channel>[term]
Format:
nn
<channel> Specifies
which
channel to query: 1–16.
Returned:
<status
bit
weighting>[term]
Format:
nnn
Remarks:
The integer returned represents the sum of the bit weighting of the status flag bits. A “000” response
indicates a valid reading is present. If the channel being queried is not the actively scanning channel,
the status will represent the last state prior to the channel change.
Bit
Bit Weighting
Status Indicator
0 1
CS
OVL
1 2
VCM
OVL
2 4
VMIX
OVL
3 8
VDIF
OVL
4 16
R.
OVER
5 32
R.
UNDER
6 64
T.
OVER
7 128 T.
UNDER
RELAY
Relay Parameter Command
Input:
RELAY <relay number>, <mode>, <channel alarm>, <alarm type>[term]
Format:
n,n,nn,n
<relay number>
Specifies which relay to configure: 1 = low relay, 2 = high relay.
<mode>
Specifies relay mode: 0 = Off, 1 = On, 2 = Alarms, 3 = Zone.
<channel alarm> Specifies which channel alarm activates the relay when the relay is in alarm mode:
1–16, 0 = scan channel.
<alarm type>
Specifies the channel alarm type that activates the relay when the relay is in alarm
mode: 0 = Low Alarm, 1 = High Alarm, 2 = Both Alarms.
Example: RELAY 1,2,2,0[term]
– Relay 1 is setup in Alarms mode and activates when Channel 2 low alarm
activates.
RELAY?
Relay
Parameter
Query
Input:
RELAY? <relay number>[term]
Format:
n
<relay number>
Specifies which relay to query: 1–2.
Returned:
<mode>, <channel alarm>, <alarm type>[term]
Format:
n,nn,n
(Refer to command for description)
RELAYST?
Relay Status Query
Input:
RELAYST? <relay number>[term]
Format:
n
<relay number>
Specifies which relay to query: 1 = Low relay, 2 = High relay.
Returned:
<status>[term]
Format:
n
0 = Off, 1 = On.
6-34
Remote Operation
