Safety relay module SRM 21 RT2

特征/选项

  • 外壳宽度:22.5 mm
  • 2个常闭触点或1个常闭触点/1个常开触点可被连接
  • 反馈电路
  • 2个可用通道
  • 1个晶体管输出
  • 手动或自动复位
  • LED指示灯用于开关状态
  • 交叉线监测

技术参数

标准EN ISO 13849-1; EN 62061;
EN 60204-1, BG-GS-ET 20;
EN 60947-5-1, -3; EN 61326-3-1
外壳black polycarbonate; polyamide terminal clamps V0
触点材料AgNi 10 + 0.2 µm Au
MountingDIN rail mounting
连接方式screw terminals
with + and - screws
Cable cross-sectionmin. 1x 0.5 mm² (AWG 20)
including conductor ferrules,
max. 1x 2.5 mm² (AWG 14) including conductor ferrules,
2x 1.5 mm² (AWG 16) including conductor ferrules
保护等级Enclosure IP 40, Terminal block
IP 20 to IEC/EN 60529,
shock protection to VBG 4
 
Safety-relevant data:*
EN 60204-1stop category 0
EN 62061SIL CL 3
PFHd3 x 10-8 1/h
EN ISO 13849-1PL e, Category 4
Safety requirements nop
hop8 h/day
dop220 days/year
tzyklus30 s
TMmax. 20 years
MTTFd> 86 years
DC/DCavg> 99 %
 
Rated operating voltage Ue24 VDC ±15 %
Rated operating current Ie0.125 A
Rated operating isolation voltage Ui250 VAC
额定冲击耐受电压 Uimp4 kV
Conditional short-circuit current1000 A
Inputs1 NC/1 NO contact or 2 NC contacts,
1 feedback circuit, 1 start input (monitored)
Outputs2 enabling paths, 1 transistor output as signalling output
Ie/Ue enabling paths3 A/230 VAC; 2 A/24 VDC
效用级别AC-15; DC-13
Contact load capacitymin. 10 mA
Typ. input current/
voltage
22 mA/ 20 VDC
Max. load of signalling output20 mA
Short-circuit current Ikpower supply 2A slow blow
enabling paths 6 A gG/gN fuse
Delay on energisation/ deenergisation≤ 20 ms
Risk time≤ 0.5 s (switch-on delay)
机械寿命> 50 million operations
Display1 LED for supply voltage, 1 LED each for input A and B, 1 LED for authorisation
Degree of pollution2
Overvoltage categoryIII
周围介质温度–25 °C … +50 °C
Storage and shipping temperature-25 °C … +70 °C
Relative humidity10 % ... 90 %
Shock resistance3 g
认证
NoteInductive loads (contactors, relays etc.) are to be suppressed by suitable circuitry.
Gewicht220 g
订货明细
型号代码
Type   物料号
Safety relay module SRM 21 RT2 1179203