GRMS IQ

Standard Room, Suite, Apartment or Glamping

GRMS IQ is a unified guest room management solution based on a Master Controller architecture, touch interfaces, smart presence detection, and integrated room automation functions. It is designed for standard hotel rooms, suites, apartments, and glamping units, combining digital access, HVAC, lighting, energy-saving logic, and room status management within one system.

Components and Order Codes

Component	Order Code	Schematic
Corridor access panel	CR-D1-B	CR-D1-B
Electromagnetic Lock	EL-B	EL-B
Temperature Sensor	ES-W2-WH	ES-P
Room control panel	TGP-4D-01-IQ / TGP-S	TGP-S
Bus Coupler	CAD-BC	CAD-BC
IEX-2 cable	CAD-Px	CAD-Px
HVAC Controller	FC	FC
Motion Sensor	IR-R-IW-WH	IR-R-IW-WH
Opening Sensor	MOS-03-HD-WH	MOS-03-HD-WH
Light	Light
Light switch	Light Switch
Hotel Room Controller	MC-24-H1	MC-24-H1
Power Supply	HDR-30-24	HDR-30-24
Linker	IOT-L3-3	IOT-L3-3

Hardware baseline

Master Controller (MC)

Corridor unit with 4’’ touchscreen and QR/RFID reader

hotel logo for personalization

room number display

bell

DND / MUR / SOS statuses

access control via PIN / RFID / QR / iBeacon

In-room 4’’ touchscreen

DND / MUR control

HVAC setpoint adjustment

welcome screen with hotel logo

QR code for guest web app access

Presence sensor

no card holder needed

window and door contacts

I/O for

master light

energy saving

main room lights

bathroom light / fan

HVAC (valves / speeds / temperature)

Functions

Digital access and check-in

Digital key issuance after PMS reservation

Self-check-in and kiosk compatible

Support for PIN, RFID, QR, and iBeacon-based access

All access events are logged locally and synchronized with the server

Guest comfort and room control

Welcome light and scene presets

In-room touch control for lighting, HVAC, and room functions

Guest web app with no installation required

QR code displayed on the room touch panel or iPaper on the room wall

guest scans the QR code

enters PIN

instantly controls lighting, HVAC, and scenes from their phone

Energy saving and room logic

Presence-based energy saving without a card holder

Window / door to HVAC interlock

Automatic reset to default values when changing guests

Integrated energy-saving logic for occupied and unoccupied room states

Room status and staff visibility

Room statuses: SOS, DND, MUR

Statuses visible to reception and housekeeping

Remote monitoring and control for reception and operators

Safety and monitoring

The temperature sensor also serves as an additional fire-alert sensor

Remote supervision of room conditions and system states

Guest Room Management Extensions

CAMS IQ

Key benefits

No card holder required

Faster and simpler guest access

Improved operational visibility for reception and housekeeping

Better guest comfort through integrated room control

Reduced energy consumption through presence-based automation

Flexible deployment for hotel rooms, suites, apartments, and glamping units