Extension module - PSR-SPP- 24DC/TS/SDI8/SDIO4 - 2986041

The figure shows a version with a screw connection

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 SILCL 3, Cat. 4/PL e, SIL 3, EN 50156, plug-in spring-cage terminal block



Technical data





Connection diagram  

Connection diagram
PSR-TBUS DIN rail connectors are used for cross-wiring between the modules.

Circuit diagram  

Circuit diagram

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Utilization restriction EMC: class A product, see manufacturer's declaration in the download area
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Width 22.5 mm
Height 112 mm
Depth 114.5 mm
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Ambient conditions

Ambient temperature (operation) -20 °C ... 55 °C
Ambient temperature (storage/transport) -20 °C ... 70 °C
Max. permissible relative humidity (operation) 75 % (On average, 85 % occasionally)
Max. permissible humidity (storage/transport) 75 % (On average, 85 % occasionally)
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)
Maximum altitude max. 2000 m (See Appendix "Using PSR-TRISAFE modules at altitudes greater than 2000 m above sea level")
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Power supply

Rated control circuit supply voltage US 24 V DC (Electrical supply via PSR-TBUS)
18 V DC ... 30 V DC (Incl. all tolerances, incl. residual ripple)
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)
Status display 1 x green LED, 1 x red LED
Protective circuit Yes, within the scope of the operating voltage limits
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Digital inputs

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
Current consumption typ. 4 mA
Cable length max. 2000 m
Status display 12 LEDs (green)
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Digital outputs

Number of outputs 4 (If the configurable inputs/outputs are used as outputs)
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)
Max. capacitive load max. 1 µF (Electronic components)
Max. inductive load See "Protective circuit"
Test pulses < 1 ms
Short-circuit protection Yes
Note on protection circuit Yes, within the scope of the operating voltage limits
Status display 4x LED green
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Clock/signal outputs

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
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Response time max. 30 ms (plus response time of PSR-TS-SDOR4)
Recovery time < 10 s
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Nominal operating mode 100% operating factor
Net weight 130 g
Mounting position On horizontal DIN rail
Mounting type DIN rail mounting
Degree of protection IP20
Min. degree of protection of inst. location IP54
Housing material Polyamide PA non-reinforced
Housing color yellow
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Connection data

Connection method Spring-cage connection
pluggable Yes
Conductor cross section solid min. 0.2 mm²
Conductor cross section solid max. 1.5 mm²
Conductor cross section flexible min. 0.2 mm²
Conductor cross section flexible max. 1.5 mm²
Conductor cross section AWG min. 24
Conductor cross section AWG max. 16
Stripping length 8 mm
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Safety-related characteristic data

Stop category 0
Designation IEC 61508 - High demand
Safety Integrity Level (SIL) 2 (1-channel parameterization)
3 (2-channel parameterization)
Designation IEC 61508 - Low demand
Safety Integrity Level (SIL) 2 (1-channel parameterization)
3 (2-channel parameterization)
Designation EN ISO 13849
Performance level (PL) d (1-channel parameterization)
e (2-channel parameterization)
Category 2 (1-channel parameterization)
4 (2-channel parameterization)
Designation EN 62061
Safety Integrity Level Claim Limit (SIL CL) 2 (1-channel parameterization)
3 (2-channel parameterization)
Designation EN 50156
Safety Integrity Level (SIL) max. 3 (Reference IEC 61508)
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Standards and Regulations

Designation Air clearances and creepage distances between the power circuits
Standards/regulations DIN EN 50178
Pollution degree 2
Overvoltage category III
Vibration (operation) 2g
Shock (operation) 10g (Δt = 11 ms, three shocks in each space direction)
10g (Δt = 16 ms, continuous shock, 1000 shocks in each space direction)
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Environmental Product Compliance

REACh SVHC Lead 7439-92-1
China RoHS Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
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eCl@ss 4.0 40020600
eCl@ss 4.1 40020600
eCl@ss 5.0 27371900
eCl@ss 5.1 27371900
eCl@ss 6.0 27371800
eCl@ss 7.0 27371819
eCl@ss 8.0 27371819
eCl@ss 9.0 27371819
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ETIM 2.0 EC001449
ETIM 3.0 EC001449
ETIM 4.0 EC001417
ETIM 5.0 EC001449
ETIM 6.0 EC001449
ETIM 7.0 EC001449
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UNSPSC 6.01 30211901
UNSPSC 7.0901 39121501
UNSPSC 11 39121501
UNSPSC 12.01 39121501
UNSPSC 13.2 39121501
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Unit 15C, 906-930 Great South Road, Penrose
Auckland 1061
New Zealand

Phone: 0508 474 636
Toll Free (Local)
09 950 8495
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