Firefighting sprinkler system RM-2

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Overview
The Tyco Model RM-2 Base riser manifold provides the essential starting assembly for riser systems. The commercial configuration includes a flow switch and a TD-2 test-and-drain valve. Two residential variants are offered: both include a flow switch and either a TD-2 test-and-drain valve or a ball drain valve. The RM-2 family also includes an all-in-one RM-2 assembly with integrated check and butterfly valves for applications requiring additional components.

Included
Includes flow switch and TD-2 test-and-drain valve (commercial model); residential variants include ball drain valve option

Key Product Table
Listings and Approvals: UL and C-UL Listed, FM Approved (see product documentation for details)
Pressure Rating: 300 psi (20.7 bar)
Sizes: 1-1/4 in (DN32) to 8 in (DN200)

Features

• Commercial model supplied with TD-2 test-and-drain valve and flow switch
• Proprietary TD-2 globe-style test-and-drain valve reduces leak risk and provides integrated pressure relief
• PRV adjustable from 100 psi (6.9 bar) to 310 psi (21.4 bar)
• UL and C-UL Listed, FM Approved (certain residential models excluded)

Residential Features

• Residential models include flow switch and choice of TD-2 test-and-drain valve or ball drain valve
• Flexible installation: supports horizontal or vertical mounting
• TD-2 test orifice options: 1¼–3 in manifolds use 2.8K orifice; 4–8 in manifolds use 4.2K orifice

Benefits

• Leak reduction — globe valve design of TD-2 minimizes wear and common leakage paths
• Installation flexibility — compact assembly supports horizontal or vertical installation
• Time savings — pre-assembled, tested and ready-to-install solution

Technical specification
Optional accessories: flexible drain hose, alternate installation kit for test-and-drain valve
Sizes: 1-1/4 in (DN32) to 8 in (DN200)
Test orifice: 1-1/4 to 3 in (DN32–DN80) manifolds: 2.8K; 4 to 8 in (DN100–DN200) manifolds: 4.2K
Listings and Approvals: UL and C-UL Listed, FM Approved (refer to product documentation)
Pressure Rating: 300 psi (20.7 bar)

Technical specifications

• Model family: RM-2 Base Riser Manifold (part of RM-2 family)
• Included components: flow switch and TD-2 test-and-drain valve (commercial); residential variants include ball drain valve option
• Approvals: UL and C-UL Listed, FM Approved (see documentation)
• Pressure rating: 300 psi (20.7 bar)
• PRV adjustable range: 100 psi (6.9 bar) to 310 psi (21.4 bar)
• Available sizes: 1-1/4 in (DN32) to 8 in (DN200)
• TD-2 orifice options: 2.8K (1-1/4–3 in manifolds) and 4.2K (4–8 in manifolds)
• Optional accessories: flexible drain hose, alternate installation kit
• Installation: horizontal or vertical