Interlock Function - Ametek Amrel PLA Series Operation Manual

Remote Programming
SYSTem:OSCillate:PROTection
This command selects the Bandwidth (selects the programmable slew rate range) of the eLoad and enables/disables
Oscillation Protection.
Command Syntax
Parameters
Query Syntax
Returned Parameters

7. Interlock Function

The Interlock Function provides the capability to remotely enable and disable the eLoad input. In addition, the
interlock can be used for system level applications, where it is used as a redundant protection that forces the
eLoad Input to the off state in the case of alarms or protection trips. The Interlock control states can be
configured, please see below.
Local Control
MENU
LOAD CONTROL➔ TRIGGER ➔ ACTION EXT.
Important Notes:
1) The Trigger Source (
2) When "Interlock –" is selected: Low/0Vdc – Disables Input, High/5Vdc – Enables Input
When "Interlock +" is selected: Low/0Vdc – Ena bles Input, High/5Vdc – Disables Input
3)
4) Trigger_In pin is internally pulled high, with reference to EGND pin. Open = High, EGND = Low.
Remote Programming
TRIGger:ACTion:PROTection
Command Syntax
Parameters
Query Syntax
Returned Parameters
M470039-01 REV-F
SYST:OSC:PROT <OSC mode>
<OSC Mode>
0: DEFAULT
1: OSC1
2: OSC2
3: OSC3
4: DEFAULT + disabled
5: OSC1 + disabled
6: OSC2 + disabled
7: OSC3 + disabled
SYST:OSC:PROT?
0 ~ 7
LOAD CONTROL➔ TRIGGER ➔ SOURCE)
TRIG:ACT:PROT <Action Number>
<Action Number>
0: NONE
1: INTERLOCK -
2: INTERLOCK +
TRIG:ACT:PROT?
0 ~ 2
➔ NONE
➔ INTLOCK -
➔ INTLOCK +
must be set to "External"
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