Art.No. R1.188.1760.0
EAN 4046521293794
Order unit 1 pieces
Approvals
Technical data
General
Function display 3 LED, green
Creepage distances and clearances between the circuits EN 60664-1
Protection degree according to DIN EN 60529 (housing) IP40
Protection degree according to DIN EN 60529 (terminals) IP20
Ambient temperature min. -25 °C
Ambient temperature max. 65 °C
Wire ranges screw terminals, fine-stranded / solid 1 x 0,14 mm² - 2,5 mm² / 2 x 0,14 mm² - 0,75 mm²
Wire ranges screw terminals,fine-stranded with ferrules 1 x 0,25 mm² - 2,5 mm² / 2 x 0,25 mm² - 0,5 mm²
Permissible torque min. 0.5 Nm
Permissible torque max. 0.6 Nm
Tightening moment 0.6 Nm
Wire range cage clamp terminals 2 x 0,25mm² - 1,5mm²
Weight 0.25 kg
Standards EN ISO 13849-1;EN 62061;EN 81-1;EN 50156-1
Suited for safety functions Yes
Category according to EN ISO 13849-1 4
Muting possible No
Feedback circuit Yes
Start contact Yes
Performance level acc. to EN ISO 13849-1 e
SIL according to IEC 62061 3
Stop category acc. to IEC 60204
Rail mounting possible Yes
Datasheet
Art.No. R1.188.1760.0
Device for monitoring of safety-related circuits SNA4044K AC 230V
(A)
Base unit also for elevators EN 81-1/2 and heaters EN50156-1 single-channel or
two-channel control, automatic reset without reset sw itch monitoring, cross
circuit monitoring, 4 enabling current paths, AC 230 V 50-60Hz, screw-terminals
fixed
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Connection Data
Detachable clamps No
Type of electric connection Screw connection
Application
Model Basic device
Suitable for monitoring of magnetic switches Yes
Suitable for monitoring of proximity switches Yes
Suitable for monitoring of emergency-stop circuits Yes
Suitable for monitoring of optoelectronic protection equipment Yes
Suitable for monitoring of position switches Yes
Suitable for monitoring of valves No
Output circuit
Enabling paths Normally open contact
Signaling paths Opener
Contact material Ag-alloy, gold-plated
Rated switching voltage, enabling paths AC 230 V
Rated switching voltage, signaling paths AC 230 V
Max. thermal current Ith, enabling paths 8 A
Max. thermal current Ith, signaling paths 5 A
Max. total current I2 of all current path 25 A²
Application category AC-15 (NO) Ue 230V, Ie 3A
Application category DC-13 (NO) Ue 24V, Ie 3A
Short-circuit protection (NO), max. fuse insert 6 A class gG fuse, fuse integral
Mechanical life 107 switching cycles
Outputs, signalling function, undelayed, with contact 0
Outputs, signalling function, delayed, with contact 0
Outputs, safe, undelayed, with contact 4
Outputs, safe, delayed, with contact 0
Control circuit
Nominal output voltage DC 24 V
Input current (safety circuit / reset circuit) 25 mA
max. peak current (safety circuit / reset circuit) 100 mA
Response time tA1 350 ms
Response time tA2 350 ms
Min. switch-on time 100 ms
Recovery time tW 750 ms
Release time tR 10 ms
Permissable test pulse time tTP 1 ms
max. resistivity, per channel ≤ (5 + (1,176 x UB / UN - 1) x 100) Ω
Evaluation inputs 2-channel
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Supply circuit
Nominal voltage UNAC 230 V
Rated consumption AC 2.6 VA
Rated consumption DC 2.3 W
Rated frequency min. 50 Hz
Rated frequency max. 60 Hz
Electrical isolation supply circuit - control circuit yes (at UN = AC 42-48 V, AC 115-230 V, AC 230 V)
Min. rated control supply voltage at AC 50 Hz 196 V
Max. rated AC voltage for controls, 50 Hz 253 V
Rated control supply voltage at AC 60HZ 196 V
Rated control supply voltage at AC 50HZ 253 V
Dimensions
Depth 114 mm
Width 22.5 mm
Height 96.5 mm
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