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SM-C-104 series security extension module

·Universal shell: 22.5mm universal shell, with strong versatility in appearance and size.

·Three-proof paint coating of circuit board: protect the circuit board from moisture, insulation, water, dust and parts loosening to meet G3 anti-corrosion standard.

·Convenient wiring: the power supply is represented by red and black, the input terminal is represented by S plus number, and the input terminal is represented by number.

·All-localization: All-localization devices are adopted, with high cost performance and worry-free quality.

·Support a variety of equipment input: emergency stop button, safety door, PNP safety light curtain, expansion module.

▊	Main technical parameters

picture
name	Safety relay output expansion module	Safety relay output expansion module
model	SM-C-104 4A2B	SM-C-104 4A2B.C
Power supply characteristics
supply voltage	24V DC
voltage range	-15%~+10%	20~30V DC
Current loss	≤70mA (24V DC)
Input feature
incoming current	≤70mA (24V DC)
conductor resistance	≤15Ω
input device	Safety switch, contact switch
Output characteristics
Number of contacts	4NO + 2NC
Contact material	AgSnO2 + 0.2 μm Au
Safe output	13, 14, 23, 24, 33, 34, 43, 44
Auxiliary output	11, 12 (status indication); Y1, Y2 (fault feedback)
Contact type	Forced orientation
Output characteristics
Contact fuse protection	10A gL/gG, NEO ZED (normally open contact) 6A gL/gG, NEO ZED (normally closed contact)
Electric shock mechanical life	More than 107 times
Switching capacity (EN60947-5-1)	AC-15, 5A/230V; DC-13, 5A/24V
Time characteristics
Suction buffer time	≤30ms
Release buffer time	≤20ms
recovery time	≤100ms
Short-term interruption of power supply	20ms
Environmental characteristics
electromagnetic compatibility	EN 60947, EN 61000-6-2, EN 61000-6-4
frequency of oscillation	10Hz~55Hz
Vibration amplitude	0.35mm
usage temperature	-20℃~+60℃
storage temperature	-40℃~+85℃
relative humidity	10%~90%
altitude	≤2000m
Insulation characteristics
Overvoltage grade	Ⅲ
class of pollution	2
rated insulation voltage	250V AC
Rated impulse voltage	6000V (1.2/50us)
dielectric strength	1500V AC, 1min
Electrical clearance and creepage distance	Comply with EN 60947-1.
authentication
safety integrity level	SIL3
Performance grade	PLe
Security category	Cat.4
explain	1. The internal strong conductance between them is different. 2. The terminal with. c and socket are integrated and unpluggable, while the terminal without. c and socket are separated.

▊Functional block diagram/typical application

model	SM-C-104 4A2	SM-C-104 4A2B
functional block diagram
Typical application

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