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DIGITAL OUTPUT SM 1222, 8 DO, RELAY

technical data

		SIMATIC S7-1200, digital output SM 1222,8 DO, relay 2A
general information
product Type mark		SM 1222,DQ 8x relay/2 A
power supply voltage
allowed range, lower limit (DC)		20.4v
allowed range, upper limit (DC)		28.8V
input current
DC 5V from backplane bus, maximum		120 mA
digital Output
● from load voltage L +, maximum value		11 mA/relay coil
power loss
power loss, typical		4.5W
digital Output
number of digital outputs		8
● In the component		2
short circuit protection		no; External preset
on-off capability of output terminal
● maximum value of resistance load		2 A
● maximum lighting load		30W at DC and 200W at AC
output voltage
● rating (DC)		5V DC to 30V DC
● rating (AC)		5 to 250V AC
output Current
● For the rating of signal "1"		2 A
output Delay of resistance load
● from 0 to 1, maximum value		10 ms
● from "1" to "0", maximum value		10 ms
total current at the output terminal (each group)
horizontal installation position
-Up to 50 ℃, maximum		10 A; Current of each zero line
relay output
● number of relay outputs		8
● power supply voltage of relay coil L + (DC)		24V
● maximum number of operation cycles		when the rated load voltage is 100000, the mechanical current is 10 million
on-off capability of contacts
-Maximum value of inductive load		2 A
-Maximum lighting load		30W at DC and 200W at AC
-Maximum value of resistance load		2 A
wire Length
● shielding, maximum		500 m
● unshielded, maximum		150 m
alarm/diagnosis/status information
alarm
● diagnostic alarm		yes
diagnostic display LED
● used for output status		yes
potential isolation
digital output potential isolation
● between channels		relay
● group points between channels		2
● between the Channel and the backplane bus		1500V AC lasts for 1 minute
allowable potential difference
between different circuits		750V AC lasts for 1 minute
protection level and protection category
protection level in accordance with EN 60529
● IP20		yes
standards, licenses, certificates
CE Mark		yes
CSA license		yes
UL license		yes
cULus		yes
FM license		yes
RCM(C-TICK format)		yes
ship Construction Permit		yes
environmental requirements
open Air
● maximum drop		0.3 m; Five, in the shipping package
operating ambient temperature
● minimum		-20°C
● maximum value		60°C
● horizontal installation, minimum		-20°C
● horizontal installation, maximum		60°C
● vertical installation, minimum		-20°C
● vertical installation, maximum		50°C
● allow temperature change		5°C to 55°C,3°C/minute
ambient temperature during transportation/storage
● minimum		-40°C
● maximum value		70°C
air pressure meets IEC 60068-2-13 standard requirements
● storage/transportation, minimum		660 hPa
● storage/transportation, maximum		1 080 hPa
relative air humidity
● non-condensing operation at 25°C, maximum		95%
connection Technology
required front plug		yes
machinery/materials
shell material (front)
● Plastic		yes
size
width		45 mm
height		100 mm
depth		75 mm
weight
weight, about		190g

Update time：20241031230224