General information
Product type designation SM 1223, DI 16x24 V DC, DQ 16x24 V DC
Supply voltage
Rated value (DC) 24 V
permissible range, lower limit (DC) 20.4 V
permissible range, upper limit (DC) 28.8 V
Input current
from backplane bus 5 V DC, max. 185 mA
Digital inputs
from load voltage L+ (without load), max. 4 mA; per channel
output voltage / header
supply voltage of the transmitters / header
present Yes
Power loss
Power loss, typ. 4.5 W
Digital inputs
Number of digital inputs 16
in groups of 2
Input characteristic curve in accordance with IEC 61131, type 1 Yes
Number of simultaneously controllable inputs
all mounting positions
- up to 40 grC, max. 16
horizontal installation
- up to 40 grC, max. 16
- up to 50 grC, max. 16
vertical installation
- up to 40 grC, max. 16
Input voltage
Type of input voltage DC
Rated value (DC) 24 V
for signal "0" 5 V DC at 1 mA
for signal "1" 15 V DC at 2.5 mA
Input current
for signal "0", max. (permissible quiescent current) 1 mA
for signal "1", min. 2.5 mA
for signal "1", typ. 4 mA
Input delay (for rated value of input voltage)
for standard inputs
- parameterizable Yes; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms and 12.8 ms, selectable in groups of four
for interrupt inputs
- parameterizable Yes
Cable length
shielded, max. 500 m
unshielded, max. 300 m
Digital outputs
Number of digital outputs 16
in groups of 1
Short-circuit protection No; to be provided externally
Limitation of inductive shutdown voltage to L+ (-48 V)
Switching capacity of the outputs
with resistive load, max. 0.5 A
on lamp load, max. 5 W
Output voltage
Rated value (DC) 24 V
for signal "0", max. 0.1 V; with 10 kOhm load
for signal "1", min. 20 V DC
Output current
for signal "1" rated value 0.5 A
for signal "1" permissible range, max. 0.5 A
for signal "0" residual current, max. 10 µA
Output delay with resistive load
"0" to "1", max. 50 µs
"1" to "0", max. 200 µs
Total current of the outputs (per group)
horizontal installation
- up to 50 grC, max. 8 A; Current per mass
Relay outputs
Switching capacity of contacts
- with inductive load, max. 0.5 A
- on lamp load, max. 5 W
- with resistive load, max. 0.5 A
Cable length
shielded, max. 500 m
unshielded, max. 150 m
Interrupts/diagnostics/status information
Alarms
Diagnostic alarm Yes
Diagnostics indication LED
for status of the inputs Yes
for status of the outputs Yes
Potential separation
Potential separation digital inputs
between the channels, in groups of 2
Potential separation digital outputs
between the channels, in groups of 1
between the channels and backplane bus 500 V AC
Degree and class of protection
IP degree of protection IP20
Standards, approvals, certificates
CE mark Yes
CSA approval Yes
UL approval Yes
cULus Yes
FM approval Yes
RCM (formerly C-TICK) Yes
KC approval Yes
Marine approval Yes
Ecological footprint
environmental product declaration Yes
Global warming potential
- global warming potential, (total) [CO2 eq] 123 kg
- global warming potential, (during production) [CO2 eq] 12.1 kg
- global warming potential, (during operation) [CO2 eq] 111 kg
- global warming potential, (after end of life cycle) [CO2 eq] -0.434 kg
Ambient conditions
Free fall
Fall height, max. 0.3 m; five times, in product package
Ambient temperature during operation
min. -20 grC
max. 60 grC
horizontal installation, min. -20 grC
horizontal installation, max. 60 grC
vertical installation, min. -20 grC
vertical installation, max. 50 grC
permissible temperature change 5grC to 55grC, 3grC / minute
Ambient temperature during storage/transportation
min. -40 grC
max. 70 grC
Air pressure acc. to IEC 60068-2-13
Storage/transport, min. 660 hPa
Storage/transport, max. 1 080 hPa
Relative humidity
Operation at 25 grC without condensation, max. 95 %
connection method
required front connector Yes
Mechanics/material
Enclosure material (front)
Plastic Yes
Dimensions
Width 70 mm
Height 100 mm
Depth 75 mm
Weights
Weight, approx. 310 g
Classifications
Version Classification
eClass 14 27-24-22-04
eClass 12 27-24-22-04
eClass 9.1 27-24-22-04
eClass 9 27-24-22-04
eClass 8 27-24-22-04
eClass 7.1 27-24-22-04
eClass 6 27-24-22-04
ETIM 10 EC001419
ETIM 9 EC001419
ETIM 8 EC001419
ETIM 7 EC001419
IDEA 4 3566
UNSPSC 15 32-15-17-05
Approvals / Certificates
General Product Approval
UK Declaration of Conformity

EU declaration of conformity

Manufacturer Declaration

Miscellaneous

UL

RCM

EMV For use in hazardous locations
RCM

ATEX

IECEx

FM

UL

Miscellaneous

For use in hazardous locations Maritime application
CCC-Ex

BV (Bureau Veritas)

DNV (Det Norske Veritas)

LR (Lloyds Register)

NK / Nippon Kaiji Kyokai

RINA (Registro Italiano Navale)

Maritime application Environment
RMRS (Russian Maritime Register)

CCS (China Classification Society)

KR (Korean Register of Shipping)

EPD Typ II/III (with life cylce assessment)