Keithley S46T-SP4T-KIT-26, S46T-SP4T-KIT, S46T-SPDT-KIT-26, S46T-SP6T-KIT, S46T-SPDT-KIT-T Installation Manual
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S46T Microwave Switch System
Keithley Instruments, Inc.
28775 Aurora Road
Cleveland, Ohio 44139
(440) 248-0400
www.keithley.com
Relay Installation Guide
Introduction
This guide contains information on S46T relay installation and system configuration that is necessary after
installing new relays. To install a relay, refer to “Relay kits” on page 1 for a description of the kits and then
follow the applicable installation instructions.
WAR N I N G: The information in this section is only intended for qualified service
personnel. Do not attempt to replace parts or otherwise service the
equipment unless you are qualified to do so.
Relay kits
Table 1 summarizes available relay kits and part numbers.
WAR N I N G: Use only the part s specified in Table 1 of this guide when servicing the
equipment. Use of improper parts may expose the operator to
hazardous voltages that could result in personal injury or death.
Table 1
S46T relay kits
Relay kit
model number
S46T-SPDT-KIT 18GHz SPDT 1 to 8 SPDT un-terminated relay (1) S40-0154 “SPDT relay 1–
S46T-SP4T-KIT 18GHz SP4T A to D 4-40 ×1/4 PPHSEM screws (2) 4-40X1/4PPHSEM “Relay A–D
S46T-SP6T-KIT 18GHz SP6T A to D 4-40 ×1/4 PPHSEM screws (2) 4-40X1/4PPHSEM “Relay A–D
S46T-SPDT-KIT-26 26.5GHz
S46T-SP4T-KIT-26 26.5GHz
Description
SPDT
SP4T
Relay
location
1 to 8 SPDT un-terminated relay (1) RL-308 “SPDT relay 1–
A to D 4-40 ×3/8 PFH screws (4) 4-40x3/8PFH “Relay A–D
Kit parts summary
(Quantity)
SPDT spacer (1) S40-SE05-307
Connecting cable (1) SYS46-311C
4-40 ×3/8 PFH screws (4) 4-40x3/8PFH
SP4T relay (1) RL-282-2
Ribbon cable (1) CA-286-1
Mounting plate (1) S40-N410-312
4-40 ×3/8 PFH screws (4) 4-40x3/8PFH
SP6T un-terminated relay (1) RL-282-1
Ribbon cable (1) CA-286-1
Mounting plate (1) S40-N410-312
SPDT spacer (1) S40-SE05-307
Connecting cable (1) SYS46-311C
SP4T un-terminated relay (1) RL-312
Mounting plate (1) S40-N410-312
Ribbon cable (1) S46-U100-350A
Keithley
part number
Installation
reference
8 installation”
on page 3
installation” on
page 5
installation” on
page 5
8 installation”
on page 3
installation” on
page 5
1 PA-913 Rev. A / 12-05
Table 1 (Continued)
S46T relay kits
Relay kit
model number
S46T-SP6T-KIT-26 26.5GHz
S46T-SPDT-KIT-T 18GHz SPDT 1 to 8 SPDT terminated relay (1) S40-0172 “SPDT relay 1–
S46T-SPDT-KIT-26T 26.5GHz
S46T-SP4T-KIT-T 18GHz SP4T A to D 4-40 ×3/16 PPHSEM screws (2) 4-40X3/16PPHSEM “Relay A–D
S46T-SP6T-KIT-T 18GHz SP6T A to D 4-40 ×3/16 PPHSEM screws (2) 4-40X3/16PPHSEM “Relay A–D
S46T-SP4T-KIT-26T 26.5GHz
S46T-SP6T-KIT-26T 26.5GHz
S46T-XFER-KIT
S46T-XFER-KIT-26
S46T-MSPDT-KIT
S46T-MSPDT-KIT-26
Description
SP6T
SPDT
SP4T
SP6T
18GHz
XFER
26.5GHz
XFER
18GHz
SPDT
26.5GHz
SPDT
Relay
location
A to D 4-40 ×3/8 PFH screws (4) 4-40x3/8PFH “Relay A–D
Connecting cable (1) SYS46-311C
1 to 8 SPDT terminated relay (1) RL-292-1 “SPDT relay 1–
A to D 4-40 ×3/16 PPHSEM screws (2) 4-40X3/16PPHSEM “Relay A–D
A to D 4-40 ×3/16 PPHSEM screws (2) 4-40X3/16PPHSEM “Relay A–D
A to D M3X5PPH screws (4) M3X5PPH “Relay A–D
A to D M3X5PPH screws (4) M3X5PPH “Relay A–D
A to D 4-40x1-1/2PPH screws (2) 4-40x1-1/2PPH “Relay A–D
A to D 4-40x1-1/2PPH screws (2) 4-40x1-1/2PPH “Relay A–D
Kit parts summary
(Quantity)
SP6T un-terminated relay (1) RL-309
Mounting plate (1) S40-N410-312
Ribbon cable (1) S46-U100-350A
Connecting cable (1) SYS46-311C
SP4T terminated relay (1) RL-317
Ribbon cable (1) S40-SV11-350
SP6T terminated relay (1) RL-318
Ribbon cable (1) S40-SV11-350
SP4T terminated relay (1) RL-310
Ribbon cable (1) S40-SV11-350
SP6T terminated relay (1) RL-290-1
Ribbon cable (1) S40-SV11-350
XFER un-terminated relay (1) RL-304
XFER mounting plate (1) S40-N410-311
Ribbon cable (1) S46-U100-350A
XFER un-terminated relay (1) RL-308
XFER mounting plate (1) S40-N410-311
Ribbon cable (1) S46-U100-350A
SPDT un-terminated relay (2) S40-0154
Mounting plate (1) S40-N410-309
Relay spacer (1) S40-N410-313
Ribbon cable (1) S46-U100-350A
SPDT un-terminated relay (2) RL-308
Mounting plate (1) S40-N410-309
Relay spacer (1) S40-N410-313
Ribbon cable (1) S46-U100-350A
Keithley
part number
Installation
reference
installation” on
page 5
8 installation”
on page 3
8 installation”
on page 3
installation” on
page 5
installation” on
page 5
installation” on
page 5
installation” on
page 5
installation” on
page 5
installation” on
page 5
installation” on
page 5
installation” on
page 5
Installation
Before installing the relays, remove the screws that secure the S46T top cover, and then remove the cover.
WAR N I N G: Disconnect the line cord and all cables from the S46T before
removing the top cover.
PA-913 Rev. A / 12-05 2
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