MSI-SR-ES20-03
Safety relay
Series | MSI-SR-ES20 |
Application | Base device for E-Stop applications |
Functions | Monitoring of E-Stop circuits Monitoring of position switches Monitoring of proximity switches |
Restart | Automatic Manual |
SIL | 2, IEC 61508 |
SILCL | 2, IEC/EN 62061 |
Performance Level (PL) | d, EN ISO 13849-1 |
PFHD | 2E-07 per hour |
Mission time | 20 years, EN ISO 13849-1 |
Category | 3, EN ISO 13849-1 |
Nominal voltage UN | 24 V AC/DC |
Nominal frequency | 50 ... 60 Hz |
Rated control supply voltage US at AC 60 Hz | 20.4 V |
Rated control supply voltage US at AC 50 Hz | 26.4 V |
Max. rated control supply voltage at AC 50 Hz | 26.4 V |
Min. rated control supply voltage US at AC 50 Hz | 20.4 V |
Min. rated control supply voltage US at DC | 20.4 V |
Max. rated control supply voltage at DC | 26.4 V |
Min. rated control supply voltage at DC | 20.4 V |
Rated power AC | 2 V·A |
Rated power DC | 1 W |
Galvanic isolation between supply and control circuit | No |
Number of outputs, safety-oriented, non-delayed, contact-based | 2 Piece(s) |
Release current paths | NO |
Contact material | Ag alloy |
Usage category AC-15 (NO contact) | Ue 230V, Ie 3A |
Usage category DC-13 (NO contact) | Ue 24V, Ie 3A |
Short circuit protection (NO contact) | gG class safety fuse 6A, melting integral |
Nominal switching voltage, release current paths AC | 240 V |
Nominal switching voltage, release current paths DC | 50 V |
Max. thermal continuous current Ith, release current paths | 6 A |
Max. total current I² of all current paths | 72 A² |
Mechanical life time | 100,000,000 switching cycles |
Evaluation of the inputs | One-channel |
Nominal output voltage DC | 24 V |
Input current at the control inputs (safety circuit/reset circuit) | 50 mA |
Max. peak current at the control inputs (safety circuit/reset circuit) | 70 mA |
Max. cable resistance, per channel | ≤ (5 + (1.333 x UB / UN - 1) x 200) Ω |
Minimum switch-on time | 30 ms |
Response time (automatic start tA2) | 70 ms |
Response time (manual start tA1) | 20 ms |
Release time tR | 70 ms |
Recovery time tW | 200 ms |
Number of connections | 1 Piece(s) |
Function | Signal IN Signal OUT Voltage supply |
Type of connection | Terminal |
Type of terminal | Spring-cage terminal |
No. of pins | 8 -pin |
Connection cross sections | 2 x 0.2 to 1.5 mm², wire 2 x 0.25 to 1.5 mm², wire with wire-end sleeve |
Dimension (W x H x L) | 22.5 mm x 96.5 mm x 91.5 mm |
Net weight | 120 g |
Housing color | Gray |
Type of fastening | Snap-on mounting |
Approvals | TÜV Rheinland c UL US |
Customs tariff number | 85364900 |
ECLASS 8.0 | 27371819 |
ECLASS 9.0 | 27371819 |
ETIM 5.0 | EC001449 |
ETIM 6.0 | EC001449 |