Two-Wire, Loop-Powered Process Indicator in NEMA-4X Housing

MOUNTING METHODS
508B-1:
ò Surface mount with four #6 rear-entry screws from backside of bulkhead.
ò Snap mount into 2.50" (63.5 mm) relay track.
ò Surface mount with two #8 front-entry screws. Requires MAT1 adapter plate.
ò Snap mount into 2.75" (69.9 mm) or 3.00 in (76.2 mm) relay track. Requires MAT1 adapter plate.
ò Snap mount into DIN relay track per CENELEC standard EN 50 022. Requires MDT1 rail clamp.
ò Push mount into explosionproof housing EPW3.

508B-2: 1/2" EMT male conduit fitting
508B-3: 1/2" NPT male pipe fitting

A Model 508B process-loop indicator may be added to an existing 4-20 mA or 10-50 mA installation. No additional wiring is required, since the meter is powered directly by the current loop.

To Order (Specify Model No.) Prices Shown in U.S. Dollars

Model No.	Description	Price
508B-1	Flat surface or relay track mounting	$325
508B-2	EMT conduit mounting	$345
508B-3	NPT pipe mounting	$345

MOUNTING OPTIONS, 508B-1 ONLY

Order Suffix	Description	Price
-MAT1	Adaptor plate for surface mount or 69.9 mm relay track	$10
-MDT1	Rail clamp for DIN relay track	$10

OPTIONS

Order Suffix	Description	Price
-FS	Custom configuration and calibration	$25
-IS1	CENELEC EEx ia certification label	$30

ACCESSORIES

Model No.	Description	Price
MXS1	Spring retainers for 508B-1 in explosion proof housing EPW3	$12
MXS2	Spring retainers for 508B-1 in explosion proof housing EPW2	$12
EPW3	NEMA 4 and NEMA 7 rated environmental enclosure with window, single height; includes MXS1 hardware	$115
EPW2	NEMA 4 and NEMA 7 rated environmental enclosure with window, double height for 508B-1 and 500 series transmitter; includes MXS1 and MXS2 hardware	$135

Comes complete operatorÆs manual.
Ordering Examples:
1.) 508B-1 current loop indicator with flat surface or relay track mounting, $325.
2.) 508B-3 current loop indicator with NPT pipe mounting, $345.