Rack or Chassis
A chassis is the physical frame or structure of an automobile, an airplane, a desktop computer, or other multi-component device.
A Rack is the framework, typically with rails, bars, hooks, or pegs, for holding or storing things.
CPM1A-40EDT1 - Omron
Expansion unit, 24x 24 VDC inputs, 16x transistor outputs, 4.5 to 30 VDC, PNP 0.3A..
ZEN-8E1AR - Omron
Expansion unit, 4x 100-240 VAC inputs, 4x relay outputs 5A..
ZEN-8E1DR - Omron
Expansion unit, 4x 24 VDC inputs, 4x relay outputs 5A..
ZEN-8E1DT - Omron
Expansion unit, 4x 24 VDC inputs, 4x transistor outputs..
CPM2C-10EDR - Omron
Expansion unit, 6x 24 VDC inputs, 4x relay outputs 2A..
CPM1A-8ED - Omron
Expansion unit, 8x 24 VDC inputs..
CPM1A-8ER - Omron
Expansion Unit, 8x Relay Outputs 2A..
CPM1A-8ET - Omron
Expansion unit, 8x transistor outputs NPN 0.3A..
CPM1A-8ET1 - Omron
Expansion unit, 8x transistor outputs PNP 0.3A..
TWDLCAA10DRF - Telemecanique
Extendable PLC Base Twido - 100..240 V AC, Supply - 6 I 24 V DC - 4 O Relay..
1771-EX - Allen-Bradley
Extender Processor Adapter Standard Density..
Q65WRB - Mitsubishi
Extension base unit for QnPRH 5 I/O slots..
Q612B - Mitsubishi
Extension base with 12 I/O slots and 1 power supply slot..
Q52B - Mitsubishi
Extension base with 2 I/O slots..
Q63B - Mitsubishi
Extension base with 3 I/O slots and 1 power supply slot..
Q55B - Mitsubishi
Extension base with 5 I/O slots..
Q65B - Mitsubishi
Extension base with 5 I/O slots and 1 power supply slot..
Q68B - Mitsubishi
Extension base with 8 I/O slots and 1 power supply slot..
IC693CHS391 - Fanuc
Fanuc IC693CHS391 Rack Expansion Base Unit..
IC693CHS398 - Fanuc
Fanuc IC693CHS398 Expansion Baseplate..
IC697CHS79710 - GE Fanuc
Fanuc IC697CHS79710 Rack..
8857-4021 - Cegelec
GEM80 131 Subrack..
8857-4020 - Cegelec
GEM80 400 Standard Subrack..
8045 - Cegelec
GEM80 Fast I/O Backplane..
8893-4123 - Cegelec
GEM80 Rack..