Pelco DTWRX RS-485 Wiper and Washer Control Board for WASPT
Description
Pelco DTWRX RS-485 Wiper and Washer Control Board for WASPT
The Pelco DTWRX is a telemetry data receiver board that adds RS-485 remote control of the wiper and washer pump to WASPT series washer systems. It plugs into the WASPT pump board and lets a keyboard or control system start and stop the housing wiper and washer when the housing is stand-alone, not on a pan/tilt with its own receiver. It accepts Pelco D or Videotec MACRO protocol over up to 1200 m (3937 ft) of twisted pair and is listed as an accessory for HEG and HGV housings.
Key Specifications
| Part number | DTWRX |
| Type | Telemetry receiver board for wiper and washer control |
| Compatible with | WASPT series washer pumps (stand-alone housings) |
| Interface | Half-duplex RS-485, up to 1200 m (3937 ft) |
| Protocols | Pelco D (2400, 9600 baud); Videotec MACRO (9600, 38400 baud) |
| Addresses | 31, set by DIP switch |
| Power consumption | 0.5 W |
| Dimensions | 1.7 x 2.2 x 0.51 in (43 x 56 x 13 mm) |
| Operating temperature | -25 to 60 C |
Full specifications are listed in the Detailed Specifications tab.
Installation
Open the WASPT pump box, connect the RS-485 A and B telemetry lines to connector J9 on the WASPT board, set address, protocol and line termination on the DS1 DIP switch, then plug the DTWRX into its J8 socket and close the box. Use twisted cable of at least 0.5 mm2 (20 AWG), up to 1200 m. With Pelco D, wiper start/stop is Save Preset 85/86 or Aux 3 on/off, and washer start/stop is Save Preset 87/97 or Aux 4 on/off.
Compatible Products
- Pelco WASPT0V23L5M00 Washer, 23 L Tank, 5 m Delivery
- Pelco WASPT0V23L11M00 Washer, 23 L Tank, 11 m Delivery
- Pelco WASPT1V23L30M00 Washer, 23 L Tank, 30 m, 230 VAC
- Pelco WASPT3V23L30M00 Washer, 23 L Tank, 30 m, 120 VAC
- Pelco WASPT0V5L5M00 Washer, 5 L Tank, 5 m Delivery
The DTWRX works only with WASPT series pumps, on housings that are not mounted on a pan/tilt.
Related Products
- Pelco HEG37K1A000 HEG Camera Housing, 120/230 VAC
- Pelco HGV52K2A200 HGV Housing with Wiper, 24 VAC
- Pelco VIP6A2 Wiper Kit for HEG Housings, 24 VAC
- Pelco WASPT0V23L5M00 Washer System
Explore More
- Shop Housings and Mounts at Affinitech Store
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Frequently Asked Questions About the Pelco DTWRX
What does the DTWRX do?
It is an optional board that receives RS-485 telemetry and switches the housing wiper and the WASPT washer pump on and off remotely.
Which washer systems does it work with?
Only WASPT series washer pumps, on stand-alone housings that are not mounted on a pan/tilt.
Which protocols does it support?
Pelco D at 2400 or 9600 baud and Videotec MACRO at 9600 or 38400 baud, over half-duplex RS-485 up to 1200 m (3937 ft).
How do I trigger the wiper and washer with Pelco D?
Wiper start is Save Preset 85 or Aux 3 on, wiper stop is Save Preset 86 or Aux 3 off; washer start is Save Preset 87 or Aux 4 on, washer stop is Save Preset 97 or Aux 4 off.
What is included?
The data receiver board and the instruction manual.
Detailed Specifications
Pelco DTWRX Specifications
| Specification | Details |
|---|---|
| General | |
| Model | DTWRX |
| Description | Telemetry data receiver for wiper and washer remote control |
| Functions | Wiper and washer |
| Indicators | 2 LEDs (stand-by, receiver control) |
| Communication | |
| Serial input | Half-duplex RS-485 |
| Distance | Up to 1200 m (3937 ft) |
| Protocols | Pelco D (2400, 9600 baud); Videotec MACRO (9600, 38400 baud) |
| Addresses | 31, DIP switch selectable |
| Line termination | DIP switch selectable |
| Electrical | |
| Power consumption | 0.5 W |
| Mechanical | |
| Dimensions | 43 x 56 x 13 mm (1.7 x 2.2 x 0.51 in) |
| Unit weight | 0.02 kg |
| Environmental | |
| Installation | Indoor/outdoor (inside WASPT pump box) |
| Operating temperature | -25 to 60 C |
| Certifications | |
| Electrical safety (CE) | EN60950-1 |
| EMC (CE) | EN50130-4, EN61000-6-3, FCC Part 15 Class B |
| Other | EAC |
| Compatibility | |
| Washer pumps | WASPT0V5L5M00, WASPT0V23L5M00, WASPT0V23L11M00, WASPT1V23L30M00, WASPT3V23L30M00 |
| Housings | Listed as accessory for HEG and HGV housings |
| Parts Included | |
| Contents | Data receiver board, instruction manual |
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