Frame link control involves connecting multiple 
mainframes using the frame link connections. Up 
to 4 slave mainframes can be connected to the 
master mainframe. The first mainframe (master) 
can be used to control the other slave frames. 
There is a delay time of 2µs between the master 
and first slave mainframe, and 4µs, 6µs, and 8µs to 
the second, third, and fourth slave mainframes, 
respectively. The connectors used are standard 
MIL 20-pin connectors. For pin arrangement, see 
page 286. The frame link cable (part no. GTL-249) 
is an optional accessory, see page 17 for details.  
AWG  24
STRIP  GAUGE
10.0 mm
1
CH  CONT 1
1
CH  CONT 2
1
CH  CONT 3
1
CH  CONT 4
1
CH  CONT 5
1
CH  CONT 6
1
CH  CONT 7
1
CH  CONT 8
SER. NO.  LB
2
1
FRAME  CONT
GO / NG  OUTPUT
GPIB
RS232C
DISCONNECT  POWER  CORD
BEFORE  REPLACING  FUSE
AC input voltage range:
100-120Vac/ 200-240Vac
Frequency: 50/ 60Hz
Power rating: 250VA Max
250V
T 3.15A
REPLACE FUSE
FUSE  RATING
AS SPECIFIED
WARNING
TO  AVOID  ELECTRIC  SHOCK  THE  POWER  CORD  PROTECTIVE
DO  NOT  REMOVE  COVERS. REFER  SERVICING  TO  QUALIFIED  PERSONNEL.
250V  FUSE  OF  THE  SPECIFIED  TYPE  AND  RATING.
FOR  CONTINUED  FIRE  PROTECTION.  REPLACE  FUSE  ONLY  WITH
NO  OPERATOR  SERVICEABLE  COMPONENTS  INSIDE.
GROUNDING  CONDUCTOR  MUST  BE  CONNECTED  TO  GROUND.
AWG  24
STRIP  GAUGE
10.0 mm
1
CH  CONT 1
1
CH  CONT 2
1
CH  CONT 3
1
CH  CONT 4
1
CH  CONT 5
1
CH  CONT 6
1
CH  CONT 7
1
CH  CONT 8
SER. NO.  LB
2
1
FRAME  CONT
GO / NG  OUTPUT
GPIB
RS232C
DISCONNECT  POWER  CORD
BEFORE  REPLACING  FUSE
AC input voltage range:
100-120Vac/ 200-240Vac
Frequency: 50/ 60Hz
Power rating: 250VA Max
250V
T 3.15A
REPLACE FUSE
FUSE  RATING
AS SPECIFIED
WARNING
TO  AVOID  ELECTRIC  SHOCK  THE  POWER  CORD  PROTECTIVE
DO  NOT  REMOVE  COVERS. REFER  SERVICING  TO  QUALIFIED  PERSONNEL.
250V  FUSE  OF  THE  SPECIFIED  TYPE  AND  RATING.
FOR  CONTINUED  FIRE  PROTECTION.  REPLACE  FUSE  ONLY  WITH
NO  OPERATOR  SERVICEABLE  COMPONENTS  INSIDE.
GROUNDING  CONDUCTOR  MUST  BE  CONNECTED  TO  GROUND.
AWG  24
STRIP  GAUGE
10.0 mm
1
CH  CONT 1
1
CH  CONT 2
1
CH  CONT 3
1
CH  CONT 4
1
CH  CONT 5
1
CH  CONT 6
1
CH  CONT 7
1
CH  CONT 8
SER. NO.  LB
2
1
FRAME  CONT
GO / NG  OUTPUT
GPIB
RS232C
DISCONNECT  POWER  CORD
BEFORE  REPLACING  FUSE
AC input voltage range:
100-120Vac/ 200-240Vac
Frequency: 50/ 60Hz
Power rating: 250VA Max
250V
T 3.15A
REPLACE FUSE
FUSE  RATING
AS SPECIFIED
WARNING
TO  AVOID  ELECTRIC  SHOCK  THE  POWER  CORD  PROTECTIVE
DO  NOT  REMOVE  COVERS. REFER  SERVICING  TO  QUALIFIED  PERSONNEL.
250V  FUSE  OF  THE  SPECIFIED  TYPE  AND  RATING.
FOR  CONTINUED  FIRE  PROTECTION.  REPLACE  FUSE  ONLY  WITH
NO  OPERATOR  SERVICEABLE  COMPONENTS  INSIDE.
GROUNDING  CONDUCTOR  MUST  BE  CONNECTED  TO  GROUND.
2
1
FRAME  CONT
2
2
1
FRAME  CONT
1
Output
Master
(FRM)
Output
Input
Input
Slave
(FRS)
Slave
(FRS)