Powering the 4-20 mA Loop and the Transmitter with an INFINITY^® Panel Meter/Controller

Model #	Description
501	RTD (Pt100) or ohms (default cal. 0-850°C)
502A-J	Type J thermocouple (default cal. 0-500°C)
502A-K	Type K thermocouple (default cal. 0-800°C)
502A-T	Type T thermocouple (default cal. 0-400°C)
502A-E	Type E thermocouple (default cal. 0-500°C)
504	Millivolt input 5 to 100 mV span (scalable)
505	Current input (scalable) loop isolator
506-1	500 mV to 5 Vdc input span (default cal. 0-5V)
506-2	5 V to 50 Vdc input span (default cal. 0-5V)
508B	Companion Product to 500 Series Transmitters

508B 508B a 3 1/2 digit (±1.999 count) loop-powered indicator with an LCD display and a jumper-selectable dummy right-hand zero for display to ±19.990. An ideal companion product to 500 Series transmitters, with the same hockey-puck case and rugged environmental specs. FM intrinsic safety certification is standard.

Option	Description
-FS	Custom scaling. Specify input signals corresponding to 4 and 20 mA
DS	Downscale overrange (under 4 mA) (for 502A series only)
CBP1	Plastic cover for screw-terminal barrier strip
MAT1	Adaptor plate, surface or 2.75", (69.9 mm) relay track
MDT1	DIN rail clamp
EPH1-ATEX	External single-height environmental enclosure, NEMA-7 and NEMA-4 rated. Includes MXS1 spring retainers (supplied with Demko/ATEX certificate).
EPW2-ATEX	External double-height environmental enclosure, with window for 500 Series transmitter on bottom and one 508B loop-powered indicator on top. NEMA-7 and NEMA-4 rated. Includes MXS2 spring retainers (supplied with Demko/ATEX certificate).
MXS1	Replacement spring retainers for EPH1 and EPH1-ATEX or customer-supplied explosion-proof housing
MXS2	Replacement spring retainers for EPW2 and EPW2-ATEX or customer-supplied explosion-proof housing