Modutrol motor, non-spring return, 35 lb-in, 24 Vac, proportional (135 ohm), adjustable 90-160 deg, 30-60 s Series 90 Modutrol IV™ motors are spring return and non-spring return modulating proportional control motors. These motors are used with controllers that provide a Series 90 output to operate dampers or valves.Features & Benefits:
- Replaces M934A/D, M941, M944A/C/D, M945A/D/F, M954, M965, and M975 motors
- Integral junction box provides NEMA 3 weather protection
- Integral spring return returns motor to normal position when power is interrupted
- Motor and circuitry operate from 24V AC; models available with factory installed transformer, or a field added internal transformer
- Quick connect terminals are standard - screw terminal adaptor is available
- Adaptor bracket for matching shaft height of older motors is available
- Motors have field adjustable stroke (90° to 160°)
- Die-cast aluminum housing
- Integral auxiliary switches are available factory mounted, or can be field added
- Nominal timing standard of 30 seconds (90° stroke), and 60 seconds (160° stroke); other timings available
Certifications:
- UL Listed: file No. ED4436, Guide No. XAPX
- CSA certified: General Listing file No. LR1620, Guide 400-E
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