Intrinsically Safe Galvanic Isolators
|
Features
- DIN rail mounting with power bus option
- Removable field connection terminals
- Single- and two-input versions
- Variety of output types
- Approvals to worldwide standards
- SIL 2 and 3 rated
- Intrinsically safe connections for Class I, II, III, Div 1; Groups A-G (EExla), IIC/IIB
Specifications
| Certifications | FM,CSA, UL, CENELEC (PTB) approved and CE marked for all applicable directives |
| Number of Inputs | 2 |
| Switching Current @ Voltage, Max. | 8V @ 8.2 mA (to EN 60947-5-6 NAMUR) |
| Input Current | On > 2.1 mA; Off < 1.2 mA |
| Input Resistance | 1000 W |
| Switching Frequency (Hz) | < 15 Hz |
| Switch Delay | On to Off: 15 ms; Off to On: 15 ms |
| Status Indicators | Green = Power; Yellow = Output Closed; Red = Wire Break/Short |
| Operating Temperature [C (F)] | -20…+65° (-4…+149°) |
| Relative Humidity | <95% RH |
| Housing Material | Polyamide 6GF |
| Enclosure Type Rating | IP 30 |
| Mounting | 35 mm DIN rail |
| Conductor Size, Max. | 0.2…2.5 mm2 (24-14 AWG) |
| Weight [g (lb)] | 160 (0.35) |
Approximate Dimensions [mm (in.)]
Dimensions are not intended to be used for installation purposes.
|
Product Selection
| Power Supply | Input Type | Output Type/ Output Rating/ Response Time |
Classifi- cation |
FM Entity Parameters | ATEC Certified Stahl Cat. No. | Cat. No. | ||||
| Voltage, Max. | Current, Max. | Power, Max. | Max. Permiss. External Capacity | Max. Permiss. External Inductance | ||||||
| 120…230V AC | (2) NAMUR Sensors or Dry-Contacts | SPDT Relay/ 250V AC @ 4 A/ 10 ms |
A, B, E | 10.6V | 24 mA | 64 mW | 2.32 mF | 63 mH | 9170/20-12-21s | 897H-G232 |
| D, F, G | 16.2 mF | 230 mH | ||||||||
| 24V DC | SPDT Relay/ 250V AC @ 4 A/ 10 ms |
A, B, E | 2.32 mF | 63 mH | 9170/20-12-11s | 897H-G231 | ||||
| D, F, G | 16.2 mF | 230 mH | ||||||||
| 24V DC | Transistor, Open Collector/ 35V DC @ 50 mA/ 30 ms |
A, B, E | 2.32 mF | 63 mH | 9170/20-14-11s | 897H-G211 | ||||
| D, F, G | 16.2 mF | 230 mH | ||||||||
| Note: Safety parameters stated above are per input. | ||||||||||
Safeguarding Applications
|
