PSR-MM20-2NO-1DO-24DC-SC - Safety relay module - 2702374

Product properties

Product type	Safety device
Application	Zero-speed safety relay
Application		Over-speed safety relay
Control	2-channel
Relay type	Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3
Insulation characteristics
Overvoltage category	III
Degree of pollution	2
Times
Typical response time	See Section “Maximum response time”.
Response time	See Section “Maximum response time”.
Typical release time	25 ms (When requested via A1; applicative deactivation via A1/A2 is not permitted)
Restart time	2.5 s (Boot time)
Start pulse length	min. 200 ms (manual start)
Start pulse length		max. 10 s (manual start)

Electrical properties

Maximum power dissipation for nominal condition	4 W (U_B = 30 V, I_L = 6 A)
Nominal operating mode	100% operating factor
Interfaces	Proximity switches
Rated insulation voltage	250 V
Rated surge voltage/insulation	See section “Insulation coordination”
Supply
Designation	A1/A2
Rated control circuit supply voltage U_S	24 V DC -20 % / +25 %
Rated control supply current I_S	typ. 70 mA
Power consumption at U_S	typ. 1.7 W
Inrush current	< 6 A (Δt = 1 ms at U_s)
Filter time	1 ms (in the event of voltage dips)
Protective circuit	Serial protection against polarity reversal; Suppressor diode
Protection	1 A (slow-blow, required externally)

Input data

Digital: Start circuit (S34)
Description of the input	Non-safety-related, current sinking
Description of the input		IEC 61131-2 type 3
Number of inputs	1
Input voltage range "0" signal	0 V DC ... 5 V DC
Input voltage range "1" signal	11 V DC ... 30 V DC
Input current range "0" signal	0 mA ... 1.5 mA
Max. permissible overall conductor resistance	150 Ω
Protective circuit	Suppressor diode
Current consumption	typ. 3 mA (at U_S)
Measurement
Input name	Proximity switch inputs
Input name		IN1, IN2
Description of the input	Safety-related, current sinking/current sourcing
Number of inputs	2
Input voltage range "0" signal	Open circuit
Input voltage range "1" signal	15 V ... 30 V (Current, inward)
Input voltage range "1" signal		0 V ... 2 V (Current, outward)
Input current range "0" signal	Open circuit
Precision	± 2 % (in reference to the parameterized limit value)
Limit frequency	max. 4 kHz (Minimum pulse duration: 45 µs)
Limit frequency		min. 0.1 Hz (Minimum pulse duration: 45 µs)
Duty factor	5 % ... 95 % (Push-pull operation, observe minimum pulse duration)
Duty factor		55 % ... 95 % (PNP operation, observe minimum pulse duration)
Hysteresis	20 %
Pulse width	45 µs (Minimum pulse duration)
Max. permissible overall conductor resistance	150 Ω
Protective circuit	Suppressor diode
Current consumption	5 mA (Current, inward)
Current consumption		-7 mA (Current, outward)

Output data

Relay: Enabling current paths (13/14, 23/24)
Output description	1 N/O contact each, safety-related, floating
Number of outputs	2
Contact switching type	2 enabling current paths
Contact material	AgSnO₂
Switching voltage	min. 12 V AC/DC
Switching voltage		max. 250 V AC/DC
Switching capacity	min. 36 mW
Inrush current	min. 3 mA
Inrush current		max. 6 A
Limiting continuous current	6 A
Sq. Total current	72 A² (observe derating)
Switching frequency	0.1 Hz
Mechanical service life	10x 10⁶ cycles
Output fuse	6 A gL/gG
Signal: Digital signal output (MO)
Output description	non-safety-related
Output description		PNP
Number of outputs	1
Voltage	approx. 22 V DC (U_s - 2 V)
Current	max. 100 mA
Maximum inrush current	500 mA (Δt = 10 ms at U_s)
Ohmic load	min. 240 Ω
Switching frequency	0.1 Hz (Resistive load)
Protective circuit	Suppressor diode
Short-circuit protection	Yes
Discharging circuit	no
Signal: Analog signal output (AO+, AO-)
Output description	non-safety-related
		Analog
		Requirements on the connecting cables: 2-conductor, shielded, twisted pair
Number of outputs	1
Output voltage range	0 V ... 10.5 V ±100 mV (The tolerance may be greater under EMC influence)
Load/output load voltage output	≥ 2 kΩ
Protective circuit	Suppressor diode
Short-circuit protection	Yes
Signal rise time	1 ms (R_L = 2 kΩ, jump from 0 V to 10.5 V)
Control interval time	10 ms
Control time	max. 200 ms (For an accuracy of ±500 mV)
Control time		max. 400 ms (For an accuracy of ±100 mV)
Max. permissible overall conductor resistance	6 Ω

Connection data

Connection technology
pluggable	yes
Conductor connection
Connection method	Screw connection
Conductor cross section rigid	0.2 mm² ... 2.5 mm²
Conductor cross section flexible	0.2 mm² ... 2.5 mm²
Conductor cross-section AWG	24 ... 12
Stripping length	7 mm
Screw thread	M3
Tightening torque	0.5 Nm ... 0.6 Nm

Signaling

Status display	6 x LED (green, red)
Operating voltage display	1 x LED (green, red)

Dimensions

Width	17.5 mm
Height	112.2 mm
Depth	114.5 mm

Material specifications

Color (Housing)	yellow (RAL 1018)
Housing material	PA

Characteristics

Safety data
Stop category	0
Safety data: EN ISO 13849
Category	4
Performance level (PL)	e (4 A DC13, 1095 switching cycles/year or 2 A DC13, 2 A AC15, 8760 switching cycles/year)
Safety data: IEC 61508 - High demand
Safety Integrity Level (SIL)	3
Safety data: EN IEC 62061
Safety Integrity Level (SIL)	3

Environmental and real-life conditions

Ambient conditions
Degree of protection	IP20
Min. degree of protection of inst. location	IP54
Ambient temperature (operation)	-25 °C ... 60 °C (observe derating)
Ambient temperature (storage/transport)	-40 °C ... 85 °C
Maximum altitude	≤ 2000 m (Above sea level)
Max. permissible humidity (storage/transport)	75 % (on average, 85% infrequently, non-condensing)
Max. permissible relative humidity (operation)	75 % (on average, 85% infrequently, non-condensing)
Shock	15g
Vibration (operation)	10 Hz ... 150 Hz, 2g

Approvals

CE
Certificate	CE-compliant

Mounting

Mounting type	DIN rail mounting
Assembly note	See derating curve
Mounting position	vertical or horizontal

Item number	2702374
Packing unit	1 pc
Minimum order quantity	1 pc
Sales key	DN01
Product key	DNA241
GTIN	4055626138145
Weight per piece (including packing)	170.81 g
Weight per piece (excluding packing)	140.88 g
Customs tariff number	85371098
Country of origin	DE

EU RoHS
Fulfills EU RoHS substance requirements	Yes
Exemption	7(a), 7(c)-I
China RoHS
Environment friendly use period (EFUP)	EFUP-50 An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required.
EU REACH SVHC
REACH candidate substance (CAS No.)	Lead (CAS: 7439-92-1)
		2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol (CAS: 79-94-7)

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PSR-MM20-2NO-1DO-24DC-SC - Safety relay module

2702374

Product details

ECLASS

ETIM

UNSPSC

cULus Listed

Functional Safety

Functional Safety

Compatible products

Your advantages

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PSR-MM20-2NO-1DO-24DC-SC - Safety relay module 2702374

Product details

ECLASS

ETIM

UNSPSC

Compatible products

CP-MSTB - Coding profile 1734634

CR-MSTB - Coding section 1734401

CRIMPFOX 6 - Crimping pliers 1212034

Your advantages

PSR-MM20-2NO-1DO-24DC-SC - Safety relay module

2702374