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FMS-1655M

LIT-12013119

12

+ (RS485) - (RS485) GND IN +Vs Io Vo - V

in

+Vi

n

+ (RS485) - (RS485) GND IN +Vs Io Vo - V

in

+Vi

n

Installation detail view

Remote Sensor Installation Detail

 

(with standard 24 VAC power supply)

(Side View)

Isolation Room

Corridor

Stainless Steel 

Mounting Plate

Gasket

Stainless Steel 

Flow Tube 

Mounting Plate

Gasket

Thin Silicone Caulking 

(apply around tube and 

between stainless steel 

plate and wall to seal unit 

penetration)

Flow Tube

When Flow Tube 

mounting plate is located 

directly opposite the 

sensor, flow tubing 

must be cut as short as 

possible to prevent kinks.

To Johnson 

Controls isolation 

transformer

Optional Analog 

Output Damper 

Control

To optional  

door switch

Wall Section

(cutaway view)

Terminal

For connection of 

transmitter to  

FMS-1655M 

Monitor

Orange wall bracket 

to be installed 

first by using the 

rotating clamps 

for secure wall 

attachment.

To FMS-1655M 

Monitor

Louvered  

Cover Plate

Louvered  

Cover Plate

Note: 

To maintain sensor 

accuracy, Flow tube should 

not exceed 36 inches.                    

Summary of Contents for FMS-1655M

Page 1: ...l apparatus meets all the requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numérique de la Classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada IMPORTANT The FMS 1655M Room Pressure Monitor must be wired to 24 VAC only Wiring the unit to 110 VAC will cause serious damange and void the warranty Risk of Property Damage Ensure th...

Page 2: ...rning Setpoint Positive Isolation Low Alarm Setpoint Negative Isolation High Alarm Setpoint Negative Isolation High Warning Setpoint Negative Isolation Low Warning Setpoint Negative Isolation Low Alarm Setpoint Audible Alert Operating Mode audible or slient Delay Time Base seconds or minutes Delay Setting 0 60 Alarm Quiet Period Starting Hour 0 23 Alarm Quiet Period Ending Hour 0 23 Engineering Un...

Page 3: ... Display mounting procedure surface mount 10 Flush thin mount mounting procedure 11 Installation detail view 12 Basic programming 14 Main display screen 14 Configuring Room Pressure Monitor 14 Setting up alarm limits 14 Selecting displayed units 15 Configuring display options 15 Adding password security 16 Cleaning the display 17 Alarm setpoints 18 Setup menu tree 19 ...

Page 4: ...r Depth 18 bit or 262K colors Backlight Color White Luminous Intensity min 2500 cd m2 FMS 1655M Monitor Surface Mount Enclosure 3 W x 5 H x 1 13 D FMS 1655M Monitor Thin Mount Enclosure 5 W x 8 H x 0 75 D External Remote Sensor Housing 2 3 W x 4 H x 2 7 D Stainless Steel Cover Plate for Flow Tube 2 7 W x 4 5 H x 0 2 D Stainless Steel Cover Plate for Remote Sensor 2 7 W x 4 5 H x 0 2 D Surface Moun...

Page 5: ...655M LIT 12013119 5 Part Number Guide UNIT FMS Flow Monitor Station FMS 01 Standard remote sensor REMOTE SENSOR S Surface mount T Thin flush mount STYLE SERIES BRAND LB Johnson Controls 1655M BACnet Monitor ...

Page 6: ...ansformer be split between actuator and controller Doing so will damage the actuator the transformer the controller or all units A single 120 24V 30Va transformer is required for the controller and a separate 120 24V 20Va transformer is required for the actuator This equipment contains electrostatic sensitive components To prevent possible damage take precautions to prevent electrostatic discharge...

Page 7: ...g in this compartment Note This product should be installed with the manufacturer provided isolated power supply and connected to an electrical circuit protected by a minimum 20A circuit breaker This circuit breaker should be mounted in an approved electrical enclosure located separately but in close proximity to this product 240 VAC 50 60 Hz Blue 1 Amp Slow Blow Fuse Transformer 50 60 Hz ...

Page 8: ...MS 1655M Monitor provides a single digital input that may be used for monitoring a door switch The configuration of the door switch input is configured for normally closed operation and is active high triggered A SPDT magnetic door switch type is recommended for use with function The user may set up multiple multi level passwords to prevent unauthorized or casual access to the FMS 1655M Monitor co...

Page 9: ... respectively Route the end of the interface cable with the 3 and 4 pin connector down the wall to the anticipated location of the touchscreen display module 4 Using a suitable length of 2 conductor 20 AWG cable connect the output of the universal isolated power supply module to the power input at the remote sensor module The output of this power supply module is non polarized so the two red wire ...

Page 10: ...m all 4 conductors of the interface cable are securely attached at the terminal plugs Re connect gray harness between backplate and display module 6 Reconnect the gray harness to the backplate circuit board and attach the display enclosure to the backplate by inserting the tabs at the top of the display into the corresponding slots at the top of the backplate Secure the display enclosure to the ba...

Page 11: ...wall and discard Be sure to brush off any drywall dust or remnants from the inside surface of the opening to ensure proper adhesion of the retrofit mounting plate 4 Remove the paper backing from the two adhesive strips on the retrofit mounting plate and insert it into the cut opening of the drywall The retrofit plate should be oriented such that the corner notch is located at the lower left corner...

Page 12: ...all to seal unit penetration Flow Tube When Flow Tube mounting plate is located directly opposite the sensor flow tubing must be cut as short as possible to prevent kinks To Johnson Controls isolation transformer Optional Analog Output Damper Control To optional door switch Wall Section cutaway view Terminal For connection of transmitter to FMS 1655M Monitor Orange wall bracket to be installed fir...

Page 13: ...ss steel plate and wall to seal unit penetration Terminal For connection of transmitter to FMS 1655M Monitor Flow Tube When Flow Tube mounting plate is located directly opposite the sensor flow tubing must be cut as short as possible to prevent kinks To FMS 1655M Monitor monitor Wall Section cutaway view Rotating clamps secure assembly to wall board Optional Analog Output Damper Control To Johnson...

Page 14: ...open if door switch is enabled or 2 current differential pressure has drifted outside of the allowable limits of the desired setpoint and are in the caution range A red background indicates that the current differential pressure has reached a critical condition and is outside of the allowable limits of the desired setpoint The FMS 1655M Monitor incorporates a full color touchscreen and includes an...

Page 15: ...the audible alerts to be suppressed between the specified hours every day thereby eliminating the potential for nuisance alarms Hospitals may take advantage of this feature to minimize nuisance alarms during non visiting hours in patient rooms Selecting displayed units The FMS 1655M Monitor displays differential pressure readings in one of two units inches of water column in WC or Pascals Pa Touch...

Page 16: ...e FMS 1655M Monitor is able to communicate 11 points of information to the building management system See page 18 for list of BACnet points The network settings are easily configured by selecting the Network Setup option from the Unit Setup menu As an alternate means of remote monitoring a 4 20mA signal representing the room DP is available for connecting to a third party controller on the BMS It ...

Page 17: ...pping the current room name text brings up an alphanumeric keyboard to quickly change the name of the monitored room Tap anywhere else on the screen enters the Main Setup Menu if no password is stored Otherwise a password must be entered before the Main Setup Menu can be accessed Tapping the units brings up engineering units selection popup to quickly change pressure measurement units Tapping Time...

Page 18: ...FMS 1655M LIT 12013119 18 Alarm setpoints ...

Page 19: ...FMS 1655M LIT 12013119 19 Setup menu tree ...

Page 20: ...FMS 1655M LIT 12013119 20 ...

Page 21: ...scription Read or Write Analog Inputs AI 1 Analog Input 1 default Differential Pressure Read Only Binary Inputs BI 1 Digital Input 1 Door Switch Read Only Analog Outputs AO 1 Analog Output PID 1 OUT Read Only Analog Values AV 1 Setpoint Differential Pressure Setpoint Read Write AV 2 Low Pressure Alarm Setpoint Read Write AV 3 Low Pressure Warning Setpoint Read Write AV 4 High Pressure Warning Setp...

Page 22: ...FMS 1655M LIT 12013119 22 FMS 1655M Monitor wiring guide ...

Page 23: ...respective owners Copyright 2019 Johnson Controls All rights reserved Any unauthorized use or copying is strictly prohibited European Single Point of Contact JOHNSON CONTROLS WESTENDHOF 3 45143 ESSEN GERMANY NA SA Single Point of Contact JOHNSON CONTROLS 507 E MICHIGAN ST MILWAUKEE WI 53202 USA APAC Single Point of Contact JOHNSON CONTROLS C O CONTROLS PRODUCT MANAGEMENT NO 22 BLOCK D NEW DISTRICT...

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