Technical information
4141
Description
Modicon STB distributed I/O
solution
Power distribution modules
Description
STB power distribution modules comprise:
1 Two latches for locking the module on the base
2 An LED display block indicating the various states of the module (only on
STBPDT100K standard modules)
LED State Indication
Green IN LED
On The sensor (input) eld power supply is present.
Off The module is not receiving any external power supply or
the fuse is blown or the module is faulty.
Green OUT LED
On The actuator (output) eld power supply is present.
Off The module is not receiving any external power supply or
the fuse is blown or the module is faulty.
3 A slot for a customizable label (on the module)
4 A colour-coded module identication stripe:
Blue for 24 V PDM modules
Red for 115/230 V PDM modules
5 A removable connector with screw-type (STBXTS1120) or spring-type
(STBXTS2120) terminals, used to connect:
The sensor eld power supply: standard PDM modules
STBPDT2100K/3100K
The sensor and actuator eld power supply: basic PDM modules
STBPDT2105K/3105K
6 A removable connector with screw-type (STBXTS1120) or spring-type
(STBXTS2120) terminals, used to connect: STBPDT2100K/3100K standard PDM
modules only
7 On the right side of the module, one or two fuses that can be replaced by the user:
Two 5 A and 10 A time-lag fuses to protect the sensor and actuator buses
respectively: standard PDM modules STBPDT2100K/3100K
One 5 A time-lag fuse to protect the sensor and actuator supply bus: basic PDM
modules STBPDT2105K/3105K
8 A mounting base suitable for all PDM modules, size 2 (width: 18.4 mm)
9 A captive earthing screw (PE) (on the base)
10 A slot for a customizable label (on the base)
STB.power.distribution.modules
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(On STBPDT100K
standard modules only)
(On STBPDT100K
standard modules only)
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