Models & Variants We Carry
| Model | Type | Monitoring | Key Specs |
|---|---|---|---|
| PHOTO070 | Photo eye (thru-beam) | Monitored (primary) | NEMA 1, ±2° tilt, 30 ft cable & brackets included; pairs with BOARD 070M |
| PHOTO075 | Photo eye (retro-reflective) | Non-monitored (ancillary) | IP67, PinPoint LED spot, long range, reflector & 2 m cable included |
| PHOTO077 | Photo eye (thru-beam) | Non-monitored (ancillary) | IP67, PinPoint LED, long range, brackets & 2 m cable included |
| LIGHTCURTAIN001 | Light curtain | Monitored (primary) | 3 ft protection height, dense multi-beam, IP67, no external interface box |
| LIGHTCURTAIN002 | Light curtain | Monitored (primary) | 6 ft protection height, same IP67 multi-beam design |
| SENSEDGE044U | Electric sensing edge | Non-monitored | 2-wire NO, cut to nearest 1/4", vertical/horizontal mount; works with BOARD 070E |
| SENSEDGE044UM | Electric sensing edge | Monitored (primary) | Same edge, monitored; requires Signature Interface Module INTERFACE002 (sold separately) |
Monitored vs. Non-Monitored: The Distinction That Matters
Since the 2017 UL 325 update, a commercial operator on a monitored circuit will not run in momentary-contact mode without a working, monitored primary entrapment protection device. Monitored devices (PHOTO070, LIGHTCURTAIN001/002, SENSEDGE044UM) communicate continuously with the operator's BOARD 070M. If the device fails or drifts out of alignment, the board detects it and refuses to close the door on momentary contact , that is correct safety behaviour, not a malfunction.
Non-monitored devices (PHOTO075, PHOTO077, SENSEDGE044U) are ancillary supplements. They can back up a monitored primary or serve on constant-pressure-to-close doors, but they never satisfy the primary requirement on a monitored circuit.
Choosing the Right Device for the Opening
- Single photo eye (PHOTO070) , guards one beam height; standard for most vehicle doors.
- Light curtain (LIGHTCURTAIN001 or 002) , throws a dense barrier 3 ft or 6 ft up the opening. Specified where pedestrians and forklifts mix, or where loads overhang below a single beam's line.
- Sensing edge (SENSEDGE044U or 044UM) , rides the door's bottom edge and reacts to touch. The right answer when the approach can't be beam-protected, and the usual retrofit path on older doors.
Many specifying engineers combine an edge with eyes; the devices are designed to co-exist as primary plus ancillary.
What Fails in the Field & How We Repair It
- Alignment, wiring damage, and grime cause most photo eye calls. A forklift-clipped bracket or a fogged lens interrupts the beam as effectively as a person standing in it. On monitored circuits the symptom is always the same: the door refuses to close on momentary contact.
- Sensing edges fail by conductor fatigue at the wire outlet and by physical damage along the rubber profile. Monitored edges add the INTERFACE002 module as one more link to test.
- Our service process: we verify board-level communication on BOARD 070M, re-align or replace brackets, swap damaged cable runs, and replace worn edge conductors or interface modules. We carry the Manaras spec sheets and accessory catalogue on every truck.
Parts & Accessories
We stock replacement brackets, reflectors, cables, and the INTERFACE002 module for monitored edges. Pricing is quoted per project , call for a quote on the exact kit your door needs.
Getting Service in Metro Vancouver
Up and Down Garage Doors installs, aligns, and repairs Manaras safety devices throughout Richmond, Vancouver, and the Lower Mainland. If your operator suddenly won't close on momentary contact, it's very often a monitored safety device that has failed or drifted , we'll diagnose and fix it on the first visit.
Call 778-873-7282 for parts, a quote, or a service call.
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