Extension module - PSR-SPP- 24DC/TS/SDI8/SDIO4

PSR-TRISAFE-M I/O extension module with 8 safe inputs and 4 safe parameterizable channels (choice of safe inputs or outputs), 2 clock/signal outputs, up to SIL 3, Cat. 4/PL e, SIL 3, EN 50156, Push-in terminal block


Product Details

Product type Safety device
Application PSR-TRISAFE-M extension module
Insulation characteristics
Overvoltage category III
Pollution degree 2
Response time max. 30 ms (plus response time of PSR-TS-SDOR4)
Recovery time < 10 s

Maximum power dissipation for nominal condition 2323 mW (at f = 8, g = 2, h =4, Iclock = 50 mA, IOUT/GND = 500 mA)
Nominal operating mode 100% operating factor
Interfaces DIN rail TBUS for connection to the master module, supplied as standard
Rated control circuit supply voltage US 18 V DC ... 30 V DC (Incl. all tolerances, incl. residual ripple)
Rated control circuit supply voltage US 24 V DC (Electrical supply via PSR-TBUS)
Rated control supply current IS Electrical supply via PSR-TBUS
typ. 51.6 mA (No inputs or outputs set, A1/A2 open)
typ. 66 mA (All inputs and safe outputs set)
Filter time typ. 20 ms (Load-dependent, in the event of voltage dips at US)
Protective circuit Yes, within the scope of the operating voltage limits
Status display 1 x green LED, 1 x red LED

Description of the input Digital input
Number of inputs 12 (Of which 4 can be configured as input or output)
Input voltage range "0" signal 0 V DC ... 5 V DC (for safe Off)
Input voltage range "1" signal 11 V DC ... 30 V DC
Cable length max. 2000 m
Status display 12 LEDs (green)
Current consumption typ. 4 mA

Number of outputs 4 (If the configurable inputs/outputs are used as outputs)
Note on protection circuit Yes, within the scope of the operating voltage limits
Short-circuit protection Yes
Max. capacitive load max. 1 µF (Electronic components)
Max. inductive load See "Protective circuit"
Nominal output voltage 24 V DC (Supply via A1/A2)
Nominal output voltage range 18 V DC ... 30 V DC (Incl. all tolerances, incl. residual ripple)
Status display 4x LED green
Test pulses < 1 ms
Output description Digital
Number of outputs 2
Voltage 24 V DC (Supply via A1/A2)
Limiting continuous current 50 mA
Test pulses ~ 1 ms
Short-circuit protection Yes

Connection technology
pluggable yes
Conductor connection
Connection method Push-in connection
Conductor cross section solid 0.2 mm² ... 1.5 mm²
Conductor cross section flexible, with ferrule without plastic sleeve 0.25 mm² ... 1.5 mm² (only together with CRIMPFOX 6)
Conductor cross-section AWG 24 ... 16

Width 22.5 mm
Height 112 mm
Depth 114.5 mm

Housing material Polyamide PA non-reinforced
Housing color yellow

Safety data
Stop category 0
Safety data: EN ISO 13849
Category 2 (1-channel parameterization)
4 (2-channel parameterization)
Performance level (PL) d (1-channel parameterization)
e (2-channel parameterization)
Safety data: EN 50156
Safety Integrity Level (SIL) max. 3 (Reference IEC 61508)
Safety data: IEC 61508 - High demand
Safety Integrity Level (SIL) 2 (1-channel parameterization)
3 (2-channel parameterization)
Proof test interval 240 Months
Duration of use 240 Months
Safety data: IEC 61508 - Low demand
Safety Integrity Level (SIL) 2 (1-channel parameterization)
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) -20 °C ... 55 °C
Ambient temperature (storage/transport) -20 °C ... 70 °C
Maximum altitude max. 2000 m (See Appendix "Using PSR-TRISAFE modules at altitudes greater than 2000 m above sea level")
Max. permissible humidity (storage/transport) 75 % (On average, 85 % occasionally)
Max. permissible relative humidity (operation) 75 % (On average, 85 % occasionally)
Shock (operation) 10g (Δt = 11 ms, three shocks in each space direction)
10g (Δt = 16 ms, continuous shock, 1000 shocks in each space direction)
Vibration (operation) 2g
Air pressure (operation) 70 kPa ... 108 kPa (up to 3000 m above sea level)
Air pressure (storage/transport) 66 kPa ... 108 kPa (up to 3500 m above sea level)

Air clearances and creepage distances between the power circuits
Standards/regulations DIN EN 50178

Mounting type DIN rail mounting
Mounting position On horizontal DIN rail

Item number 2986041
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C18
Product Key DNA341
Catalog Page Page 262 (C-6-2019)
GTIN 4046356451369
Weight per Piece (including packing) 180.4 g
Weight per Piece (excluding packing) 130 g
Customs tariff number 85364900
Country of origin DE


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


ETIM 8.0 EC001449


UNSPSC 21.0 39122200

UL Listed

Approval ID: FILE E 140324

cUL Listed

Approval ID: FILE E 140324

Functional Safety

Approval ID: 01/205/5151.03/17

cULus Listed

REACh SVHC Lead 7439-92-1
China RoHS Environmentally Friendly Use Period = 50 years
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

Your advantages

Flexible extension with safe inputs and outputs
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
EN 50156
2 alarm outputs or 2 clock outputs (that can be configured using SAFECONF)
Quick startup thanks to comprehensive simulation and test functions
Easy graphical configuration instead of complex programming
Including PSR-TBUS connector (DIN rail connector) for adapting to the PSR-TRISAFE-M master module
Multifunctional use for a wide range of safety functions
4 safe digital outputs or 4 additional digital inputs (that can be configured using SAFECONF)
8 safe digital inputs
Narrow 22.5 mm housing