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Safety Guidelines: Warning notices must be observed to ensure personal safety as well as that of others, and to protect the product and the connected equipment. These warning notices are accompanied by a clarification of the level of caution to be observed. Qualified Personnel: This device/system may only be set up and operated in conjunction with this manual. Qualified personnel are only authorized to install and operate this equipment in accordance with established safety practices an
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SITRANS RD100 Loop Powered Meter SITRANS RD100 SITRANS RD100 is a 2-wire loop powered, NEMA 4X enclosed remote digital display for process instrumentation. This digital meter is easy to use with a display of 3.5 digits, 1" (2.54 cm) high. It accepts 4 to 20 mA input and operates from -40 to +80 °C (-40 to +176 °F). SITRANS RD100 is CSA and FM Approved. Safety Notes Special attention must be paid to warnings and notes highlighted from the rest of the text by grey boxes. WARNING: means that fai
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Specifications Note: Except where noted, all specifications apply to operation at +25 °C (+77 °F). Display • 1.0 " (25.4 mm) high LCD, numeric display range from -1000 to 1999 Enclosure • Impact-resistant glass-filled polycarbonate body • Color: gray • Impact-resistant clear polycarbonate cover: NEMA 4X, Type 4X, IP67 Mounting • Standard: • wall mount •Optional: • panel mounting kit (does not provide NEMA 4X seal to panel) • 2" pipe mounting kit Entity Parameters •V = 30 V, I = 175 mA, Ci = 0
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Calibration • Two-step; non-interacting low and high Calibration Range • 4 mA input: display of -1000 to +1000 counts • 20 mA input: display of 4 mA count value +20 to 2000 counts, to a max. display of 1999 counts Accuracy • ±0.1% of span ±1 count Conversion Rate • 2.5 conversions per second Approvals • Intrinsically Safe: • FM/CSA Class I, II, III, Division 1, Groups A to G T4 • FM/CSA Class I, Zone 0, Group IIC • Non-incendive: • FM/CSA Class I, Division 2, Groups A to D • FM/CSA Class II a
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Mounting Wall Mounting wall mounting holes beneath D cover screws E F A C B SIDE VIEW FRONT VIEW Dimensions A: 80 mm (3.15") C: 60 mm (2.36") E: 65 mm (2.56") B: 140 mm (5.51") D: 120 mm (4.72") F: 20 mm (0.79") Wall mounting holes: Ø 4 mm (0.16") Weight: 340 g (12 oz) Page 4 SITRANS RD100 – INSTRUCTION MANUAL 7ML19985JU01
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Optional Panel Mounting Kit mounting bracket self tapping screw washers panel mounting plate RD100 Notes • The optional panel mounting kit does not provide a NEMA 4X seal to panel. • Mounting brackets require 20 mm (0.8") clearance on either the top or the side of the meter for installation. • Allowable panel thickness: 1.5 mm - 3.2 mm (0.060" - 0.125") • Mounting plate dimensions: 163.3 mm x 102.9 mm x 3.2 mm (6.43" x 4.05" x 0.125") • Panel cutout required: 138.4 mm x 77.5 mm (5.45" x 3.05"
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Connections Calibrator connected to input signal PCB display PCB component side (may be removed for bench calibration) LO calibration control DP1 HI calibration control DP2 balance control DP3 (factory adjust only) S+ S- black red S+ S- S- S+ loop jumper input signal PCB calibrated (mounted to base of enclosure) current source Control loop connected to input signal PCB input signal PCB S+ S- S- S+ Field wiring is made to the input signal PCB loop jumper which is mounted to (remove when displ
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Calibrator connected to display PCB display PCB component side DP1 DP2 DP3 S+ S- calibrated current source The display PCB may be removed from the enclosure for bench calibration. Loop jumper must be installed on input signal PCB to maintain loop. Refer to Servicing display PCB outside the loop on page 9. WARNINGS: • To maintain hazardous area protection, the input signal must always be connected to the input signal PCB, and not directly to the display PCB. � Electrostatic hazard. Clean o
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Setup WARNINGS: � If any of the following operatio ns are performed in the hazardous area, all appropriate hazardous area procedures must be followed. � To prevent damage to electronic components caused by electrostatic discharge, a grounding strap should be worn when servicing the display. For calibration, a calibrated current source and a screwdriver are required. Calibration connections To access the input terminals, remove the enclosure cover and the display PCB. 1. Loosen the four scr
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further details. Wall mounting holes are located in each corner of the enclosure (see Mounting on page 4). Loop connections Disconnect power to the loop and install the meter as illustrated in Control loop connected to input signal PCB on page 6 and Removing display PCB from the loop on page 9. Replace the enclosure cover. Removing display PCB from the loop The display PCB and input signal PCB are connected together with one black and one red wire. The wires are soldered to the display PCB a
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