Ametek Land LMG MkII, User Manual, Page: 16 / 96

User Guide 2 - 6
Signal Processor LMG MkII
Fig. 2-7 CMD (Command) cable connection schedule
The command input can be controlled via a remote switch/relay contact, as
shown in Fig. 2-8.
2.2.1 Alarm output connection schedule
The Alarm output connection schedule is given in Fig. 2-6.
The Alarm relay contact rating is 50 V ac or dc at 0.5 A.
The alarm relays will be in their ‘Alarm’ state when power is removed.
Fig. 2-6 Alarm cable connection schedule
2.2.2 CMD (Command) input connection schedule
The CMD (Command) input connection schedule is given in Fig. 2-7.
The command signal is inactive when the voltage is >3.0 V or open circuit
(i.e. Track)
The command signal is active when the voltage is <1.5 V or short circuit (i.e.
Hold).
Fig. 2-8 CMD (Command) input control via a remote switch/relay contact
A
LA
R
M
S
Pin Nº Function
C
NO
NC
C
NO
NC
Description
Common
Normally Open
Normally Closed
Common
Normally Open
Normally Closed
Alarm 1
Alarm 2
1
2
3
4
5
6
Pin Nº Function
CMD+
CMD-
Description
Command input drive
Command input return 1
2
C
M
D
1
2
CMD
Remote switch /
Relay contact
Vin
Switch open
Peak Picker Track & Hold
Switch closed
Peak Pick
Reset Track
Hold
+
-