Extension module - PSR-M-EF2-SDI16-PI

Safe extension module with 16 safe inputs; TBUS interface, up to SIL 3, Cat. 4/PL e, SIL 3, plug-in Push-in terminal block, TBUS connector included

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The configurable and individually scalable PSRmodular safety system is a flexible safety solution for monitoring your machine or system. The safe extension module provides the system with additional safe inputs.

Product type Safety device
Application Emergency stop
Light grid
Safety door
Insulation characteristics
Protection class III
Overvoltage category II
Response time see user manual
Restart time min. 5 s (Boot time)
max. 10 s (Boot time)

Maximum power dissipation for nominal condition 4.28 W (with max. permissible load)
Nominal operating mode 100% operating factor
Interfaces DIN rail TBUS for connection to the master module, supplied as standard
Rated insulation voltage 250 V AC
Rated surge voltage/insulation Basic insulation 4 kV between 24 V power supply and I/Os to the housing
Designation A1/A2
Rated control circuit supply voltage US 19.2 V DC ... 28.8 V DC
Rated control circuit supply voltage US 24 V DC -20 % / +20 % (external fuse, typically 4 A)
Rated control supply current IS typ. 40 mA
Power consumption at US typ. 0.96 W
Inrush current < 2.3 A (Δt = 1 ms at Us)
Filter time typ. 5 ms (at A1 in the event of voltage dips at Us)
Protective circuit Serial protection against polarity reversal
Suppressor diode

Digital: IN1 ... IN16
Description of the input Safety-related digital inputs
IEC 61131-2 Type 2
Number of inputs 16
Input voltage range "0" signal 0 V DC ... 5 V DC
Input voltage range "1" signal 11 V DC ... 28.8 V DC
Input current range "0" signal < 1 mA
Filter time min. 3 ms ±2 ms (adjustable)
max. 250 ms ±2 ms (adjustable)
Test pulse rate ≥ 2x set filter time, min. Test pulse rate = 10 ms
Cable length max. 100 m (per input)
Max. permissible overall conductor resistance max. 1.2 kΩ (Input and reset circuit at US)
Protective circuit Suppressor diode
Current consumption typ. 7.5 mA (typically with US)
max. 9.5 mA (at a control voltage of 28.8 V DC)

Clock: T1, T2, T3, T4
Output description PNP, IEC 61131-2 Typ 0,1
Number of outputs 4
Voltage 24 V DC (via A1)
Output voltage when switched off max. 0.1 V
Maximum inrush current 1.1 A (Δt = 3 s  at Us)
Limiting continuous current 100 mA (per channel)
400 mA (Total current of all outputs)
Leakage current max. 100 µA
Test pulses ≤ 200 µs (Test pulse duration)
Test pulse rate = 8 x tCycle [ms]
Protective circuit Suppressor diode
Short-circuit protection Yes (self-limitation at 1.1 A)
Cable length max. 100 m (per output)
Max. capacitive load max. 470 nF
Max. inductive load max. 2.4 mH
Discharging circuit Yes, internal

Connection technology
pluggable yes
Conductor connection
Connection method Push-in connection
Conductor cross section solid 0.2 mm² ... 2.5 mm²
Conductor cross section flexible 0.2 mm² ... 2.5 mm²
Conductor cross-section AWG 24 ... 16
Stripping length 10 mm

Status display 1 x LED (green), 2 x LED (orange)
16 x LED (yellow)
Operating voltage display 1 x green LED
Error indication 2 x LED (red)

Width 22.61 mm
Height 107.74 mm
Depth 113.6 mm

Housing material Polyamide PA non-reinforced

Safety data
Stop category 0
Safety data: EN ISO 13849
Performance level (PL) e (2-channel wiring)
d (1-channel wiring)
Safety data: IEC 61508 - High-demand for 2-channel wiring
Equipment type Type B
Safety Integrity Level (SIL) 3
Probability of a hazardous failure per hour (PFHD) 4,93 x 10-9
Proof test interval 240 Months
Duration of use 240 Months
Integrity requirement IEC 61508 - High-demand for 1-channel wiring
Equipment type Type B
Safety Integrity Level (SIL) 2
Probability of a hazardous failure per hour (PFHD) 4,93 x 10-9
Proof test interval 240 Months
Duration of use 240 Months

Ambient conditions
Degree of protection IP20
Min. degree of protection of inst. location IP54
Ambient temperature (operation) -10 °C ... 55 °C (observe derating)
Ambient temperature (storage/transport) -20 °C ... 85 °C
Maximum altitude ≤ 2000 m (Above sea level)
Max. permissible humidity (storage/transport) 95 % (non-condensing)
Max. permissible relative humidity (operation) 95 % (non-condensing)
Shock 10g for Δt = 16 ms (continuous shock, 1000 shocks in each space direction)
Vibration (operation) 10 Hz ... 150 Hz, 2g

Certificate CE-compliant

Mounting type DIN rail mounting
Assembly instructions Observe derating
Mounting position vertical or horizontal

Tuotenumero 1104887
Pakkausyksikkö 1 Kappaletta
Vähimmäistilausmäärä 1 Kappaletta
Tuoteavain DNA362
Tuotekoodi DNA362
GTIN 4055626971841
Paino kappaletta kohti (sis. pakkauksen) 175 g
Paino kappaletta kohti (ilman pakkausta) 141 g
Tullitariffinumero 85371098
Alkuperämaa IT


ECLASS-9.0 27371819
ECLASS-10.0.1 27371819
ECLASS-11.0 27371819


ETIM 8.0 EC001449


UNSPSC 21.0 39122200

UL Listed

Hyväksyntätunnus: FILE E 238705

cUL Listed

Hyväksyntätunnus: FILE E 238705


Hyväksyntätunnus: RU*-DE*B.00606/20

Functional Safety

Hyväksyntätunnus: Z10 029429 0013

cULus Listed

China RoHS Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values

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Cost-effective safety solution with a high level of adaptability to individual requirements
Fast startup, thanks to easy hardware and software configuration
Machine downtimes minimized with comprehensive, easy-to-understand diagnostics
Tool-free and time-saving installation thanks to Push-in technology
Narrow housing width of just 22.6 mm
Up to Cat. 4/PL e in accordance with ISO 13849-1, SIL 3 in accordance with IEC 62061, SIL 3 in accordance with IEC 61508
Suitable for elevator applications in accordance with EN 81-20