General information
Product type designationTM Timer DIDQ 10x24V
FW update possibleYes
usable BaseUnitsBU type A0
Product function
I&M dataYes; I&M 0
Isochronous modeYes
Engineering with
STEP 7 TIA Portal configurable/integrated from versionSTEP 7 V21 or higher
STEP 7 configurable/integrated from versionV5.5 SP3 / -
Supply voltage
Rated value (DC)24 V
Load voltage L+
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.50 mA; without load
Encoder supply
Number of outputs1
24 V encoder supply
24 VYes; 1L+ (-0.8V)
Short-circuit protectionYes
Output current, max.500 mA; Observe derating
Power loss
Power loss, typ.1.5 W
Address space per module
Inputs26 byte
Outputs32 byte
Hardware configuration
Automatic encodingYes
Mechanical coding elementYes
Type of mechanical coding elementtype B
Digital inputs
Number of digital inputs4
Digital inputs, parameterizableYes
Input characteristic curve in accordance with IEC 61131, type 3Yes
Digital input functions, parameterizable
Digital input with time stampYes
— Number, max.4
CounterYes
— Number, max.3
Counter for incremental encoderYes
— Number, max.1
Digital input with oversamplingYes
— Number, max.4
HW enable for digital inputYes
— Number, max.1
HW enable for digital outputYes
— Number, max.3
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
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 outputs6
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
Digital output functions, parameterizable
Digital output with time stampYes
— Number, max.6
PWM outputYes
— Number, max.6
Digital output with oversamplingYes
— Number, max.6
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; 1L+ (-0.8V)
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 module, max.3.5 A
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
Interfaces
Number of RS 485 interfaces0
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
Monitoring of the supply voltage (PWR-LED)Yes; green PWR LED
Channel status displayYes
for module diagnosticsYes; green/red DIAG LED
Integrated Functions
CounterYes
Number of counters3
Counting frequency, max.200 kHz; with quadruple evaluation
Counting functions
Continuous countingYes
Potential separation channels
between the channelsNo
between the channels and backplane busYes
Between the channels and load voltage L+No
between the channels and the power supply of the electronicsNo
Isolation
Isolation tested with707 V DC (type test)
Standards, approvals, certificates
Suitable for safety functionsNo
Ambient temperature during operation
horizontal installation, min.-30 °C
horizontal installation, max.60 °C; Observe derating
vertical installation, min.-30 °C
vertical installation, max.50 °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 200SP system manual
Absolute humidity
dew point, min.-60 °C
Decentralized operation
to SIMATIC S7-1200Yes
to SIMATIC S7-1500Yes
Dimensions
Width15 mm
Height73 mm
Depth58 mm
Weights
Weight, approx.45 g