| 1 | 571250101B | SIGNAL PROCESSOR MODULE | INSTRUMENTATION: Signal processor module with 3 channels Code : BHEL-11111-SP-BS10, Service: ASTLD | Nos | 18 |
| 2 | 571250104B | ALARM PROCESSOR MODULE - ASTLD | INSTRUMENTATION: Alarm processing module Code : BHEL-11111-AP-BS10 Service: ASTLD | Nos | 4 |
| 3 | 571250106B | AUDIO CHANNEL SELECTOR - ASTLD | INSTRUMENTATION: Audio channel selector Specification : Light grey, Mounting: panel mounting, Box material : 2mm thick CRCA sheet steel, overall dimension : L:180mm X H:135mm X D: 100mm. Service: ASTLD. | Nos | 4 |
| 4 | 571250201B | ACOUSTIC SENSOR FOR ASTLD | INSTRUMENTATION: Acoustic sensor assembly for ASTLD system Model No.: BS-10 Sl. No. : 4407078, Service: ASTLD | Nos | 68 |
| 5 | 571250202B | FIELD AMPLIFIER MODULE - ASTLD | INSTRUMENTATION: Field amplifier module Code : BHEL-11111-FA-BS10, Service: ASTLD | Nos | 51 |
| 6 | 5747106039 | 24 CHANNEL SCANNER & RS CONV | INSTRUMENTATION: 24 CHANNEL SCANNER & RS CONV FOR STLD SYSTEM | Nos | 4 |
