General information
Product type designationTM Timer DIDQ 24x24V
Firmware versionV2.0
FW update possibleYes
Product function
I&M dataYes; I&M0 to I&M3
Isochronous modeYes
Engineering with
STEP 7 TIA Portal configurable/integrated from versionSTEP 7 V19 with HSP or higher
Installation type/mounting
Rail mountingYes; S7-1500 mounting rail
Load voltage 1L+
Rated value (DC)24 V
permissible range, lower limit (DC)19.2 V
permissible range, upper limit (DC)28.8 V
Reverse polarity protectionYes; against destruction
Load voltage 2L+
Rated value (DC)24 V
permissible range, lower limit (DC)19.2 V
permissible range, upper limit (DC)28.8 V
Reverse polarity protectionYes; against destruction
Input current
Current consumption, max.40 mA; without load
from load voltage 1L+ (without load), max.20 mA; without load
from load voltage 2L+ (without load), max.20 mA; without load
Encoder supply
Number of outputs8; max. depending on parameterization
24 V encoder supply
24 VYes; L+ (-0.8 V)
Short-circuit protectionYes
Output current, max.1.2 A; Total current of all encoders / channels, max. 0.5 A per output
Power
Power consumption from the backplane bus1.3 W
Power loss
Power loss, typ.5 W
Address space per module
Inputs45 byte; max. depending on parameterization
Outputs78 byte; max. depending on parameterization
Digital inputs
Number of digital inputs8; max. depending on parameterization
Digital inputs, parameterizableYes
Input characteristic curve in accordance with IEC 61131, type 3Yes
Digital input functions, parameterizable
Digital input with time stampYes
— Number, max.8
CounterYes
— Number, max.4
Counter for incremental encoderYes
— Number, max.4
Digital input with oversamplingYes
— Number, max.8
HW enable for digital inputYes
— Number, max.4
HW enable for digital outputYes
— Number, max.4
Input voltage
Type of input voltageDC
Rated value (DC)24 V
for signal "0"-5 ... +5 V
for signal "1"+11 to +30V
permissible voltage at input, min.-30 V; -5 V continuous, -30 V brief reverse polarity protection
permissible voltage at input, max.30 V
Input current
for signal "1", typ.2.5 mA
Input delay (for rated value of input voltage)
Minimum pulse width for program reactions3 µs; for parameterization "none"
for standard inputs
— parameterizableYes; none / 0.05 / 0.1 / 0.4 / 0.8 ms
Cable length
shielded, max.1 000 m; Depending on sensor, cable quality and rate of change
unshielded, max.600 m; Depending on sensor, cable quality and rate of change
Digital outputs
Type of digital outputTransistor
Number of digital outputs16; max. depending on parameterization
in groups of8
Current-sinkingYes; With High Speed output
Current-sourcingYes
Digital outputs, parameterizableYes
Short-circuit protectionYes; electronic/thermal
Response threshold, typ.1.7 A with Standard output, 0.5 A with High Speed output
Limitation of inductive shutdown voltage to-0.8 V
Controlling a digital inputYes
Digital output functions, parameterizable
Digital output with time stampYes
— Number, max.16
PWM outputYes
— Number, max.16
Digital output with oversamplingYes
— Number, max.16
Switching capacity of the outputs
with resistive load, max.0.5 A; 0.1 A with High Speed output
Load resistance range
lower limit48 Ω; 240 ohm with High Speed output
upper limit12 kΩ
Output voltage
Type of output voltageDC
for signal "0", max.1 V; With High Speed output
for signal "1", min.23.2 V; L+ (-0.8 V)
Output current
for signal "1" rated value0.5 A; 0.1 A with High Speed output, observe derating
for signal "1" permissible range, max.0.6 A; 0.12 A with High Speed output, observe derating
for signal "1" minimum load current2 mA
for signal "0" residual current, max.0.5 mA
Output delay with resistive load
"0" to "1", max.1 µs; With High Speed output, 5 µs with Standard output
"1" to "0", max.1 µs; With High Speed output, 6 µs with Standard output
Switching frequency
with resistive load, max.10 kHz
Total current of the outputs
Current per group, max.4 A
Current per module, max.8 A; Observe derating
Cable length
shielded, max.1 000 m; depending on load and cable quality
unshielded, max.600 m; depending on load and cable quality
Connectable encoders
Incremental encoder (asymmetrical)Yes
24 V initiatorYes
2-wire sensorYes
— permissible quiescent current (2-wire sensor), max.1.5 mA
Encoder signals, incremental encoder (asymmetrical)
Input voltage24 V
Input frequency, max.50 kHz
Counting frequency, max.200 kHz; with quadruple evaluation
Cable length, shielded, max.600 m; Depending on input frequency, encoder and cable quality; max. 200 m at 50 kHz
Incremental encoder with A/B tracks, 90° phase offsetYes
pulse encoderYes
Interface types
Input characteristic curve in accordance with IEC 61131, type 3Yes
Isochronous mode
Bus cycle time (TDP), min.250 µs
Jitter, max.1 µs
Interrupts/diagnostics/status information
Diagnostics functionYes
Substitute values connectableYes
Alarms
Diagnostic alarmYes
Diagnoses
Monitoring the supply voltageYes
short-circuitYes
Diagnostics indication LED
RUN LEDYes; green LED
ERROR LEDYes; red LED
MAINT LEDYes; Yellow LED
Monitoring of the supply voltage (PWR-LED)Yes; green LED
Channel status displayYes; green LED
for channel diagnosticsYes; red LED
Integrated Functions
CounterYes
Number of counters4
Counting frequency, max.200 kHz; with quadruple evaluation
Counting functions
Continuous countingYes
Position detection
Incremental acquisitionYes
Potential separation channels
between the channels and backplane busYes
Isolation
Isolation tested with707 V DC (type test)
Security
signed firmware updateYes
Ambient temperature during operation
horizontal installation, min.-30 °C
horizontal installation, max.60 °C
vertical installation, min.-30 °C
vertical installation, max.40 °C; Observe derating
Altitude during operation relating to sea level
Installation altitude above sea level, max.5 000 m; restrictions for installation altitudes > 2 000 m, see ET 200MP system manual
Absolute humidity
dew point, min.-60 °C; suitable for dry room applications
Decentralized operation
to SIMATIC S7-1500Yes
Dimensions
Width35 mm
Height147 mm
Depth129 mm
Weights
Weight, approx.320 g