MSC-CB-AC-FI8FO2-121289 (Order no. 121289)

Base unit MSC-CB

Freely programmable base unit for use as a standalone device or expandable with various expansion modules
8 single-channel / 4 dual-channel inputs
2 control inputs
2 dual-channel semiconductor outputs (PL e, category 4)
2 monitoring outputs
PC connection for the EUCHNER Safety Designer software
Optional memory module for configuration
Compact housing with width of only 22.5mm
Simple diagnostics via LED displays

Description

Combination options

Base unit	MSC-CE-...S	MSC-CE-...
MSC-CB-AC-FI8F04S	•	•
MSC-CB-AC-FI8F02	-	•

Inputs and outputs

8 single-channel / 4 dual-channel inputs
2 control inputs for starting/restarting semiconductor outputs or for external device monitoring (EDM)
2 dual-channel semiconductor outputs (PL e, category 4)
4 test outputs for monitoring for short circuits and overload states
2 monitoring outputs programmed via the EUCHNER Safety Designer software

MSC system

An MSC system consists of a base unit and max. 14 expansion modules. You can use this base unit to expand your MSC system with max. 128 inputs, 16 dual-channel safe outputs and 32 monitoring outputs. You can use up to 4 expansion modules of the same time in your MSC system.

Accessories

Plug-in screw terminals (order no. 121321) must be ordered separately
An expansion plug (order no. 121308) is additionally required for use with expansion modules.

Technical data

Approvals

EAC_RU C-DE.MO05.B.00971/20 TUEV Süd München_Z10 040393 0030 Rev.01 c_UL_us_E353660_ UL_us_E467239

Electrical connection values

Connection cross section

0.5 - 2.5 mm² (Screw terminal)

Outputs

Number	Type	Function	Footnote
2	Semiconductor outputs, p-switching	Monitoring outputs, programmable	(according to EN 61131-2)
2	Semiconductor outputs, p-switching, short circuit-proof	Safety outputs (OSSD)
4	Semiconductor outputs, p-switching	Test outputs	(according to EN 61131-2)

Output voltage

Safety outputs (OSSD)	0 - 2 V DC LOW
Safety outputs (OSSD)	UB-0.75 - UB V DC HIGH

Output current

Monitoring outputs, programmable	max. 100 mA
Safety outputs (OSSD)	0 - 400 mA

Operating voltage DC

UB 24 V DC -20% - +20% PELV (according to EN 60204-1)

Inputs

Number	Type	Function	Footnote
2	Semiconductor inputs, p-switching	Feedback loop monitoring (EDM)	(according to EN 61131-2)
2	Semiconductor inputs, p-switching	for module activation	(Type 2' according to EN 61131-2)
8	Semiconductor inputs, p-switching	Safety inputs	(according to EN 61131-2)

Mechanical values and environment

Dimensions	108 x 22.5 x 114.5 (Including screw terminals)
Connection type	Plug-in screw terminal (Terminals not included)
Storage temperature	-20 to 85 °C
Cable length	max. 100 m (with length above 50 m, cross-section > use 1 mm²)
Atmospheric humidity	10 - 95 % rH
Mounting type	TH 35 mounting rail (EN IEC 60715)
Degree of protection	IP20
Ambient temperature	-10 to 55 °C
Material	Housing: Polyamide
USB port for PC connection	Connection type: USB type B - Mini, Cable length: max. 3 m