Complete Product Catalog - Norman Equipment Co.

SERIES SRB 402 EM & SRB 401 EM-115V
MECHANICAL SPECIFICATIONS
Dimensions (W x H x D)
Ambient Operating
Temperature Range
Mechanical Life Expectancy
Weight
Mounting
TYPICAL WIRING DIAGRAM
22.5mm x 100mm x 121mm
(0.9" x 3.94" x 4.75")
-25°C to +45°C
(-13°F to +113°F)
>10 7 switching cycles
SRB 402 EM: 215 gm (0.47 lbs.)
SRB 401 EM: 260 gm (0.57 lbs.)
DIN rail (35mm)
ELECTRICAL SPECIFICATIONS
Operating Voltage:
SRB 402 EM
SRB 401 EM-115V
Power Consumption
Fuse (Input Power)
(for SRB 402 EM only)
Fuse (Safety Outputs)
Switching Capacity
(Safety Outputs)
24V DC -15% / +20%, residual ripple
max. 10%
24V AC -15% / +10%, 50/60 Hz
115V AC -15% / +6%, 50/60 Hz
1.0 VA (max.) / 1.0 W (max.)
Glass fuse F1: 1.0 A / 250 V
(Slow-blow)
6 A Slow-blow (Recommended)
230V AC, 6 A Resistive
(inductive with suitable supressor)
Switching Capacity 24V DC, 2 A
(Auxiliary Contacts)
Application Category AC 15 / DC 13, EN IEC 60947-5-1
Pick-up Delay
≤ 30 ms
Drop-out Delay
≤ 35 ms
Contact Type & Materials AgSnO, self cleaning, positive-guided
Contact Resistance 100 mOhm (max. in new state)
Air Clearance & DIN VDE 0110-1 (04.97), 4 kV/2
Creepage Distance
Cable Connections • Self-lifting, screw terminals for
13 to 24 AWG
• Stranded or multi-core with
wire end ferrule
Terminal Labeling DIN EN 50 005 / DIN 50 013
10
Model SRB 402 EM shown
TERMINAL CONNECTIONS
Supply Voltage
Safety Output #1
(N.O.)
Safety Output #2
(N.O.)
Safety Output #3
(N.O.)
A1
A2
13 14
23 24
33 34
Safety Output #4
(N.O.)
Feedback Monitoring to
Main Module
Auxiliary Output #1
(N.C.)
Auxiliary Output #2*
(N.C.)
43 44
X1
X2
51 52
61 62
*Featured on SRB 402 EM model only
347