Cranford Controls Auxiliary Relay
- RS Stock No.
360-1274 - Brand
Cranford Controls
- Mfr. Part No.
503-006
Compact Auxiliary Relay
This versatile relay is ideal for applications requiring discrete and cost-effective local switching.
Single gang housing
Supplied complete with back box
LED status indicator on front plate
Reverse polarity protected
Dual change over relay output
Fits all 33mm depth backboxes
| Input voltage | 9-18 V dc |
| Outputs | 2 x changeover |
| Rating | 230 V ac 5A |
| Current | 53 mA @ 12 V dc |
| Coil impedance | 275Ω |
| Temp range | -40 to + 70°C |
Wider Table
| Comparison Table | |||||||||
| Model | mA measure w/jaw | mA measure in circuit | mA source | mA sim | Loop power 24 V | DCV source 0-10 V | DCV measure 0-30 V | Scaled mA output to mA inpu | mA in/out |
| 772 | x | x | x | x | x | – | – | – | – |
| 773 | x | x | x | x | x | x | x | x | x |
| Model | Function | Resolution and range | Accuracy | Notes |
| 772 and 773 | mA measurement | 0 to 20.99 mA 21.0 to 100.0 mA |
0.2 % + 2 counts 1 % + 5 counts |
Measured by clamp |
| 772 and 773 | mA measurement | 0 to 24.00 mA | 0.2 % + 2 counts | Measured in series with test jacks |
| 772 and 773 | mA source | 0 to 24.00 mA | 0.2 % + 2 counts | Maximum mA drive: 24 mA into 1000Ω |
| 772 and 773 | mA simulate | 0 to 24.00 mA | 0.2 % + 2 counts | Maximum voltage 50 V dc |
| 773 | Voltage source | 0 to 10.00 V dc | 0.2 % + 2 counts | 2 mA maximum drive current |
| 773 | Voltage measure | 0 to 30.00 V dc | 0.2 % + 2 counts | – |
